| Class Number |
Class Name |
No. of Patents |
| 174/4R |
Air terminals |
20 |
| 174/4C |
Coated and radioactive |
1 |
| | Anti-inductive structures (174/32) | |
| 174/32 |
Anti-inductive structures |
87 |
| 174/33 |
Conductor transposition |
43 |
| 174/36 |
Conductor only |
698 |
| 174/34 |
Conduit or cable structure |
146 |
| 174/350 |
Shielded |
155 |
| 174/396 |
Coils, antieddy current |
6 |
| 174/359 |
Connectors |
216 |
| 174/360 |
Feedthrough |
49 |
| 174/362 |
Resilient member |
34 |
| 174/361 |
Soldered |
24 |
| 174/377 |
Housing or panel |
351 |
| 174/382 |
Access panel or opening |
181 |
| 174/383 |
Vents |
105 |
| 174/379 |
Convertible |
11 |
| 174/380 |
Telescoping or folding |
21 |
| 174/378 |
Flexible |
52 |
| 174/387 |
Multiple compartments |
102 |
| 174/381 |
Transparent |
31 |
| 174/384 |
Wall structure |
142 |
| 174/385 |
Hole geometry |
38 |
| 174/386 |
Specific layers |
62 |
| 174/376 |
Interconnection order |
47 |
| 174/363 |
Joints |
104 |
| 174/374 |
Between door and wall |
49 |
| 174/375 |
Hinges |
26 |
| 174/372 |
Interlocking |
65 |
| 174/373 |
Flange and fastener |
40 |
| 174/364 |
Pneumatic or hydraulic |
17 |
| 174/366 |
Resilient member |
83 |
| 174/371 |
Flange and fastener |
64 |
| 174/367 |
In groove |
47 |
| 174/368 |
Inserted contact member |
56 |
| 174/370 |
Polymeric gasket |
47 |
| 174/369 |
Strip or metal comb |
43 |
| 174/365 |
Sliding |
54 |
| 174/388 |
Material |
166 |
| 174/392 |
Grid |
46 |
| 174/393 |
Conductive woven layer |
34 |
| 174/391 |
Magnetic |
97 |
| 174/390 |
Particular shape |
75 |
| 174/394 |
Plural conductive layers |
150 |
| 174/389 |
Transparent |
56 |
| 174/395 |
Radio tube shields |
11 |
| 174/351 |
Resilient contacts |
85 |
| 174/354 |
Attaching clip or finger |
83 |
| 174/356 |
Conductive shell with nonconductive core |
52 |
| 174/357 |
Metal mesh |
37 |
| 174/353 |
Magnetic |
46 |
| 174/352 |
Metal coil core |
5 |
| 174/358 |
Polymeric gasket |
82 |
| 174/355 |
Strip or metal comb |
91 |
| 174/397 |
Spark plugs, manifolds |
6 |
| 174/DIG.1 |
Anti-tracking |
16 |
| 174/DIG.2 |
Ballasts |
47 |
| 174/DIG.35 |
Box or housing mounted on substrate or pcb |
35 |
| | Boxes and housings (174/50) | |
| 174/50 |
Boxes and housings |
1132 |
| 174/50.5 |
Hermetic sealed envelope type |
75 |
| 174/50.55 |
Hollow lead surrounding another lead (e.g., concentric type) |
13 |
| 174/50.56 |
Lead-in insulated from metal wall |
34 |
| 174/50.6 |
Plural lead-in |
11 |
| 174/50.57 |
Stem or sealing disk attached to envelope neck |
12 |
| 174/50.58 |
By fused-type seal |
11 |
| 174/50.61 |
With bonded seal for conductive member (e.g., glass to metal) |
106 |
| 174/50.64 |
Foil or flat lead-in |
25 |
| 174/50.63 |
Metal disk or ring-type seal |
21 |
| 174/50.62 |
With cement or plastic |
13 |
| 174/50.51 |
With covering or casing for envelope |
63 |
| 174/50.52 |
With electrical connector |
83 |
| 174/50.53 |
Envelope portion forms connector |
11 |
| 174/50.54 |
With mounting means for a device within envelope |
53 |
| 174/50.59 |
With shield for lead-in seal or between the lead-in conductors |
14 |
| 174/520 |
With electrical device |
219 |
| 174/546 |
Coated |
123 |
| 174/547 |
Cooled |
82 |
| 174/548 |
Heat sink |
187 |
| 174/535 |
Details of mount |
293 |
| 174/545 |
Clip |
35 |
| 174/541 |
Connection |
446 |
| 174/536 |
Lead frame |
262 |
| 174/537 |
Multiple frames |
43 |
| 174/539 |
Seal |
138 |
| 174/540 |
Surrounding lead |
30 |
| 174/538 |
Wire bonded |
204 |
| 174/542 |
Movable, rotatable, or slidable |
102 |
| 174/543 |
On door |
8 |
| 174/544 |
Shock absorption |
70 |
| 174/521 |
Encapsulated (potted, molded, plastic filled) |
296 |
| 174/526 |
Cooled |
37 |
| 174/523 |
Dam |
19 |
| 174/527 |
External terminals |
75 |
| 174/534 |
Lands |
76 |
| 174/528 |
Leads |
143 |
| 174/532 |
Bent |
46 |
| 174/533 |
Outside of housing |
58 |
| 174/529 |
On lead frame |
183 |
| 174/530 |
Multiple tiers |
28 |
| 174/531 |
Varying dimension |
22 |
| 174/525 |
Flexible |
29 |
| 174/524 |
Plural layers |
97 |
| 174/522 |
Vent, inlet or exit |
48 |
| 174/549 |
External terminals |
114 |
| 174/558 |
Bumps |
66 |
| 174/550 |
Keys |
12 |
| 174/557 |
Lands |
174 |
| 174/551 |
Leads |
318 |
| 174/555 |
Bent |
60 |
| 174/556 |
Outside of housing |
59 |
| 174/553 |
Lap joined |
18 |
| 174/554 |
Sealing ring |
33 |
| 174/552 |
Varying dimension |
26 |
| 174/61 |
Fixtures coupling or mounting means |
85 |
| 174/62 |
Stud or nipple |
24 |
| 174/63 |
With box supporting means |
122 |
| 174/64 |
With conduit or cable coupling means |
110 |
| 174/559 |
Multipart housing |
246 |
| 174/560 |
Joining parts |
161 |
| 174/561 |
Interlocking |
73 |
| 174/562 |
Fastener |
48 |
| 174/563 |
Recess with mating projection |
29 |
| 174/564 |
Seal |
241 |
| 174/53 |
Plug receptacle or wall switch type |
487 |
| 174/57 |
Adjustable |
211 |
| 174/55 |
Unitary with face plate |
33 |
| 174/56 |
External |
19 |
| 174/58 |
With box or housing mounting means |
650 |
| 174/54 |
With fixture coupling or mounting means |
96 |
| 174/565 |
Specific material |
206 |
| 174/59 |
With connectors |
281 |
| 174/60 |
Cable or conduit terminal casings |
225 |
| 174/51 |
With grounding means |
428 |
| 174/DIG.10 |
Bushing with current transformers |
7 |
| 174/47 |
Combined fluid conduit and electrical conductor |
302 |
| 174/68.1 |
Conduits, cables or conductors |
362 |
| 174/135 |
Accessories |
793 |
| 174/136 |
Anti-abrasion devices |
101 |
| 174/101.5 |
Buoyant |
92 |
| 174/68.2 |
Bus bars or bus ducts (residual) |
131 |
| 174/70R |
Combined |
196 |
| 174/70A |
Aerial cable |
38 |
| 174/71R |
Branched |
137 |
| 174/71B |
Bus bars |
71 |
| 174/71C |
Coaxial |
14 |
| 174/72R |
Multi-duct conduit and/or plural branch |
138 |
| 174/72B |
Bus bars |
145 |
| 174/72C |
Casing, moldings |
104 |
| 174/72TR |
Ribbon type |
45 |
| 174/72A |
Wire harness |
569 |
| 174/70B |
Bus bars |
72 |
| 174/70C |
Conduits or strips |
45 |
| 174/70S |
Submarine repeater housings |
72 |
| 174/74R |
With end structure |
309 |
| 174/81 |
Elbow or hood outlet type |
11 |
| 174/82 |
End cap outlet type |
23 |
| 174/74A |
Insulating cap or sleeve |
127 |
| 174/83 |
Lining thimble |
10 |
| 174/76 |
Plastic filled |
182 |
| 174/77R |
Sealing |
288 |
| 174/77S |
Spark plugs |
3 |
| 174/78 |
With grounding means |
234 |
| 174/80 |
With insulator skirts |
20 |
| 174/75R |
With joint |
46 |
| 174/75B |
Bootleg |
10 |
| 174/75C |
Coaxial |
114 |
| 174/75F |
Flexible spring type |
7 |
| 174/75D |
With detachable joint (e.g., potheads) |
20 |
| 174/79 |
With supporting means |
60 |
| 174/73.1 |
With joint or end structure conductive stress distributing means |
203 |
| 174/84R |
With joints |
428 |
| 174/86 |
Angularly movable or adjustable |
73 |
| 174/87 |
Angular |
167 |
| 174/85 |
Axially insulated joint sleeve sections |
40 |
| 174/94R |
Bare-conductor |
223 |
| 174/94S |
Separable |
26 |
| 174/84C |
Crimped |
233 |
| 174/91 |
Divided joint sleeves |
55 |
| 174/92 |
Longitudinally |
387 |
| 174/88R |
Plural conductor and/or duct |
278 |
| 174/88B |
Bus bars |
82 |
| 174/88C |
Coaxial |
122 |
| 174/88S |
Separable |
21 |
| 174/89 |
Radially spread or flanged sheath or conduit |
46 |
| 174/84S |
Separable |
57 |
| 174/93 |
Sleeve and end cap-type casing |
253 |
| 174/90 |
Stranded conductor |
36 |
| 174/102R |
Conductive armor or sheath |
244 |
| 174/102A |
Alloys |
9 |
| 174/102D |
Corrugated |
74 |
| 174/103 |
Plural individually sheathed or armored conductors |
78 |
| 174/104 |
Embedded in shield |
14 |
| 174/106R |
Plural, conductively contacting or composite |
149 |
| 174/106D |
Corrugated |
32 |
| 174/106SC |
Semiconducting |
80 |
| 174/105R |
Plural, insulated |
87 |
| 174/105B |
Segmental |
5 |
| 174/105SC |
Semiconducting |
65 |
| 174/102P |
Powdered insulation |
41 |
| 174/107 |
Protected by nonconductive layer |
242 |
| 174/102E |
Rope |
2 |
| 174/102SC |
Semiconducting |
120 |
| 174/102C |
Sheath coated |
18 |
| 174/108 |
Spirally applied |
114 |
| 174/109 |
Overlapping or interlocking |
123 |
| 174/102SP |
Strip, type, perforated, slotted |
44 |
| 174/126.1 |
Conductor structure (nonsuperconductive) |
92 |
| 174/126.2 |
Composite |
130 |
| 174/127 |
Corona prevention |
51 |
| 174/126.3 |
Corrugated or slotted |
16 |
| 174/126.4 |
Metal coated on insulation |
25 |
| 174/133R |
Noncircular strand section |
22 |
| 174/133B |
Bus bars |
30 |
| 174/128.1 |
Plural strand |
148 |
| 174/130 |
Annular |
46 |
| 174/131R |
With wall support |
18 |
| 174/131A |
Insulating core |
68 |
| 174/131B |
Synthetic, coated |
3 |
| 174/129R |
Assemblies of noncircular section |
52 |
| 174/129B |
Bus bars |
12 |
| 174/129S |
Segmental, reentrant |
3 |
| 174/128.2 |
Bundle conductors |
23 |
| 174/69 |
Extensible |
155 |
| 174/110R |
Insulated |
337 |
| 174/110P |
Cellulose |
10 |
| 174/119R |
Composite or noncircular strand section |
44 |
| 174/119C |
Coated, compositions |
22 |
| 174/110D |
Dacron™ |
4 |
| 174/110E |
Epoxy |
41 |
| 174/124R |
Fibrous or fabric |
38 |
| 174/124GC |
Mineral-glass, coated |
11 |
| 174/124G |
Mineral-glass |
7 |
| 174/110FC |
Fluorocarbons (teflon™, kel-f, fep-teflon) |
115 |
| 174/110F |
Foam |
107 |
| 174/110B |
Isobutylent |
6 |
| 174/113R |
Multiple conductor |
443 |
| 174/113AS |
Air-spaced |
31 |
| 174/117R |
Assemblies of noncircular section |
113 |
| 174/117A |
Adhesive |
98 |
| 174/117AS |
Air-spaced |
27 |
| 174/117FF |
Conductor itself is flat |
318 |
| 174/117F |
Flat or ribbon type |
557 |
| 174/117M |
Mesh |
65 |
| 174/115 |
Dissimilar or auxiliary conducting elements |
191 |
| 174/113C |
Insulating core |
170 |
| 174/113A |
Radially compressed |
17 |
| 174/114R |
Split conductor |
25 |
| 174/114S |
Segmental reentrant |
3 |
| 174/116 |
With filler insulation |
94 |
| 174/110A |
Oxide |
53 |
| 174/120R |
Plural or impregnated layers |
264 |
| 174/120C |
Coated or impregnated |
77 |
| 174/121R |
Fibrous or fabric with plastic or coating materials |
64 |
| 174/121B |
Cellulose |
8 |
| 174/121A |
Flame, weather or mold proof |
155 |
| 174/121AR |
Rubber |
15 |
| 174/121SR |
Synthetic resin |
79 |
| 174/122R |
Fibrous or fabric |
19 |
| 174/122C |
Coated |
16 |
| 174/122G |
Glass |
37 |
| 174/120FP |
Fluid-type cable paper |
14 |
| 174/120AR |
Rubber |
23 |
| 174/120SC |
Semiconducting |
127 |
| 174/120SR |
Synthetic resin |
257 |
| 174/110N |
Polyamide (nylon) |
90 |
| 174/110PM |
Polyethylene (including "mylar") |
237 |
| 174/110AR |
Rubber |
39 |
| 174/110S |
Silicones |
75 |
| 174/110SY |
Styrene |
10 |
| 174/110SR |
Synthetic resin |
280 |
| 174/110V |
Vinyl |
56 |
| 174/111 |
With beads or disc |
37 |
| 174/112 |
With identifying means |
117 |
| 174/118 |
With powdered or granular material |
42 |
| 174/95 |
Plural duct |
119 |
| 174/96 |
Embedded conduit-ducts or conductors |
41 |
| 174/97 |
Grooves or channels |
158 |
| 174/250 |
Preformed panel circuit arrangement (e.g., printed circuit) |
796 |
| 174/254 |
Convertible shape (e.g., flexible) or circuit (e.g., breadboard) |
775 |
| 174/253 |
Micropanel |
63 |
| 174/252 |
With cooling means |
405 |
| 174/260 |
With electrical device |
1695 |
| 174/251 |
With encapsulated wire |
117 |
| 174/261 |
With particular conductive connection (e.g., crossover) |
1560 |
| 174/262 |
Feedthrough |
1297 |
| 174/266 |
Hollow (e.g., plated cylindrical hole) |
403 |
| 174/264 |
Voidless (e.g., solid) |
377 |
| 174/265 |
Preform in hole |
184 |
| 174/263 |
With solder |
333 |
| 174/267 |
Termination post |
220 |
| 174/256 |
With particular material |
546 |
| 174/259 |
Adhesive/bonding |
469 |
| 174/257 |
Conducting (e.g., ink) |
493 |
| 174/258 |
Insulating |
583 |
| 174/255 |
With particular substrate or support structure |
1452 |
| 174/268 |
With single conductive plane (e.g., tape, cable) |
122 |
| 174/101 |
Removable wall |
195 |
| 174/68.3 |
Single duct conduits |
379 |
| 174/125.1 |
Superconductors |
477 |
| 174/98 |
With embedded conduit-duct or conductor |
55 |
| 174/99R |
With interior conductor or cable supports |
94 |
| 174/99B |
Bus bars |
114 |
| 174/99E |
Expansion |
25 |
| 174/100 |
Vertical conductor or cable |
61 |
| 174/66 |
Covers or face plates |
649 |
| 174/67 |
With closure for face plate opening |
564 |
| 174/6 |
Earth grounds |
89 |
| 174/7 |
Driving type |
31 |
| 174/5R |
Electric shock hazard protective devices |
104 |
| 174/5SB |
Shock protection, body insulation |
9 |
| 174/5SG |
Shock protection, grounding devices |
35 |
| 174/650 |
Feedthrough or bushing |
172 |
| 174/665 |
Collar with engagement member |
86 |
| 174/652 |
Compression |
111 |
| 174/656 |
Multipiece casing |
46 |
| 174/657 |
With fastener |
41 |
| 174/658 |
Parallel to cable length |
12 |
| 174/653 |
Threaded casing with deformable member |
92 |
| 174/654 |
Grips both sides of jacket or shield |
22 |
| 174/655 |
Threaded casing with resilient fingers |
64 |
| 174/666 |
Knockouts |
69 |
| 174/651 |
Movable |
66 |
| 174/667 |
Plastic filled |
86 |
| 174/668 |
Wall engagement member |
70 |
| 174/669 |
Opposed wall engagement member |
58 |
| 174/659 |
With opening retaining member |
95 |
| 174/661 |
Cantilevered plate |
27 |
| 174/663 |
Plate and fastener |
32 |
| 174/660 |
Projections or fingers |
79 |
| 174/662 |
Serpentine cable path |
24 |
| 174/664 |
Split collar |
18 |
| 174/46 |
Handles |
23 |
| 174/DIG.12 |
Helical preforms |
12 |
| 174/DIG.13 |
High voltage cable (e.g., above 10kv, corona prevention, etc.) |
16 |
| 174/DIG.14 |
Having a particular cable application (e.g., winding, etc.) |
6 |
| 174/DIG.23 |
In a circuit breaker, relay, or switch |
2 |
| 174/DIG.19 |
In a dynamo-electric machine |
29 |
| 174/DIG.21 |
Rotor |
13 |
| 174/DIG.20 |
Stator |
49 |
| 174/DIG.22 |
Winding, per se |
17 |
| 174/DIG.16 |
In a motive power system (e.g., electric motor control system, etc.) |
8 |
| 174/DIG.18 |
In a power distribution network |
2 |
| 174/DIG.15 |
In a power generation system (e.g., prime-mover dynamo, generator system, etc.) |
12 |
| 174/DIG.17 |
In an electric power conversion, regulation, or protection system |
39 |
| 174/DIG.24 |
In an inductive device (e.g., reactor, electromagnet, etc.) |
7 |
| 174/DIG.25 |
Transformer |
20 |
| 174/DIG.26 |
Having a plural-layer insulation system |
9 |
| 174/DIG.27 |
Including a semiconductive layer |
12 |
| 174/DIG.28 |
Plural semiconductive layers |
19 |
| 174/DIG.29 |
Having a semiconductive layer |
11 |
| 174/DIG.31 |
Having a shield or metallic layer |
9 |
| 174/DIG.30 |
Having insulation with a particular dimension or geometry |
5 |
| 174/DIG.32 |
Having means for cooling |
18 |
| 174/DIG.33 |
Method of cable manufacture, assembly, repair, or splicing |
13 |
| 174/137R |
Insulators |
61 |
| 174/137A |
Coated |
40 |
| 174/139 |
Combined |
69 |
| 174/140R |
With conductive arcing or stress distributing means |
39 |
| 174/144 |
Arcing or grading devices |
17 |
| 174/142 |
Bushing type |
72 |
| 174/143 |
Condenser type |
31 |
| 174/140C |
Coated |
21 |
| 174/140CR |
Corona ring |
16 |
| 174/140H |
Hood type |
2 |
| 174/140S |
Strain type |
21 |
| 174/141R |
Strings or stacks |
15 |
| 174/141C |
Coated |
3 |
| 174/145 |
With connector |
10 |
| 174/137B |
Compositions |
73 |
| 174/156 |
Divided insulator |
36 |
| 174/157 |
Aligned through aperture |
13 |
| 174/154 |
Insulator and conductor embracing holder |
52 |
| 174/155 |
Divided insulator |
22 |
| 174/208 |
Link type |
9 |
| 174/146 |
Mid-line spacers |
60 |
| 174/147 |
Cross-over |
2 |
| 174/148 |
Multiple insulator assemblies |
21 |
| 174/149R |
Multiple conductor |
27 |
| 174/149B |
Bus bars |
43 |
| 174/150 |
Strings and stacks |
17 |
| 174/209 |
Sectional, multi-part, composite, or coated |
85 |
| 174/210 |
Pin socket type |
0 |
| 174/138R |
Special application |
86 |
| 174/138A |
Antennas |
8 |
| 174/138G |
Component mounting pads, spacers and holders |
272 |
| 174/138C |
Compositions |
19 |
| 174/138H |
Neon tube type |
3 |
| 174/138B |
Pull chains |
3 |
| 174/138J |
Resistor or heater type |
51 |
| 174/138E |
Slot liners and spacers |
53 |
| 174/138S |
Spark plugs |
4 |
| 174/138D |
Studs, rods, and joints |
141 |
| 174/138F |
Terminal covers |
241 |
| 174/212 |
Surface configuration |
34 |
| 174/151 |
Through wall or plate |
168 |
| 174/152R |
Bushing type |
126 |
| 174/152A |
Antennas |
4 |
| 174/152E |
Electric space discharge device |
2 |
| 174/152GM |
Glass-to-metal seal |
143 |
| 174/152G |
Grommets or tubes |
212 |
| 174/153R |
Opposed wall engaging means |
69 |
| 174/153A |
Antennas |
14 |
| 174/153G |
Grommets |
340 |
| 174/152S |
Spark plugs |
3 |
| 174/168 |
With conductor holding means |
43 |
| 174/169 |
Fitting or terminal type |
33 |
| 174/170 |
Hooks |
4 |
| 174/171 |
Special conductor form |
21 |
| 174/172 |
Insulator embracing |
11 |
| 174/173 |
Tie wires |
10 |
| 174/174 |
Insulator structure |
30 |
| 174/175 |
Self-retaining |
47 |
| 174/167 |
With conductor receiving aperture or bushing type |
59 |
| 174/158R |
With insulator-supporting or attaching means |
60 |
| 174/161R |
Adjustably or movably mounted |
16 |
| 174/161F |
Fence post insulators |
17 |
| 174/162 |
Double arm |
0 |
| 174/158F |
Fence post insulators |
48 |
| 174/159 |
Insulated nail or staple type |
9 |
| 174/160 |
Strand engaging suspension means |
3 |
| 174/163R |
Support and/or insulator embracing or clamping |
24 |
| 174/163F |
Fence post insulators |
22 |
| 174/164 |
Support penetrating |
11 |
| 174/165 |
Penetrating element socketed in insulator |
10 |
| 174/166R |
Through aperture, penetrating element clamped |
26 |
| 174/166S |
Stand-off insulators |
27 |
| 174/211 |
With moisture or dirt removing or shedding |
42 |
| 174/176 |
With terminal elements |
47 |
| 174/188 |
Cap type |
11 |
| 174/191 |
Clamps or clasps |
6 |
| 174/190 |
Divided cap |
2 |
| 174/189 |
Plastic material adhered |
15 |
| 174/192 |
Rings or wedges |
4 |
| 174/193 |
Screw or bayonet |
0 |
| 174/207 |
Link or clevis |
3 |
| 174/194 |
Pin type |
10 |
| 174/197 |
Clamps or clasps |
1 |
| 174/199 |
Expanded |
0 |
| 174/195 |
Multi-part insulators |
9 |
| 174/196 |
Plastic material adhered |
17 |
| 174/198 |
Rings or wedges |
2 |
| 174/202 |
Screw or bayonet type |
12 |
| 174/204 |
Sheet material thread |
1 |
| 174/206 |
Sockets |
1 |
| 174/205 |
Soft yielding material pin |
0 |
| 174/203 |
Strand thread |
2 |
| 174/201 |
Through pin |
2 |
| 174/200 |
With thimble in socket |
4 |
| 174/177 |
Plural |
25 |
| 174/182 |
Cap and pin |
26 |
| 174/186 |
Caps |
16 |
| 174/178 |
Multi-part, sectional or composite insulator |
48 |
| 174/180 |
Pin and opposed overlapping terminal |
3 |
| 174/179 |
Protected rod type |
89 |
| 174/183 |
Overlapping |
2 |
| 174/184 |
Interlinking |
1 |
| 174/185 |
Pin and opposed terminal |
5 |
| 174/181 |
With insulated reinforcing or interlocking element |
2 |
| 174/187 |
Ventilating |
2 |
| 174/2 |
Lightning protection |
75 |
| 174/3 |
Rods |
42 |
| 174/1 |
Miscellaneous |
19 |
| 174/40R |
Overhead |
117 |
| 174/43 |
Distributing and/or plural point support |
41 |
| 174/40CC |
Ground clamps and cable clips |
77 |
| 174/40TD |
Tension devices |
24 |
| 174/45R |
Towers, poles or posts |
115 |
| 174/45TD |
Tension devices |
22 |
| 174/42 |
With conductor vibration damping means |
118 |
| 174/44 |
With connector or wire fanning arrangements |
24 |
| 174/41 |
With messenger cable |
91 |
| 174/DIG.34 |
Pcb in box or housing |
93 |
| 174/DIG.9 |
Pull-out cabinet or drawer with retractable cable |
24 |
| 174/DIG.8 |
Shrinkable tubes, etc. |
525 |
| 174/DIG.7 |
Sodium conductors, connectors, etc. |
6 |
| 174/37 |
Underground |
106 |
| 174/38 |
Distributing and/or combined with overhead |
125 |
| 174/39 |
Street, sidewalk, gutter or curb structure |
26 |
| 174/480 |
Wall mounted |
171 |
| 174/481 |
Conduit and housing |
274 |
| 174/503 |
Bracket mounted |
62 |
| 174/500 |
Cabinet and furniture |
32 |
| 174/501 |
Hospital console |
3 |
| 174/504 |
Casing and molding |
58 |
| 174/491 |
Ceiling |
35 |
| 174/492 |
Corner mounted |
13 |
| 174/482 |
Floor |
66 |
| 174/490 |
Floor fixture |
17 |
| 174/483 |
Poke through |
50 |
| 174/485 |
Bell cover |
14 |
| 174/484 |
Terminal above floor |
37 |
| 174/486 |
Under floor and flush mounted |
58 |
| 174/487 |
Terminal on floor |
22 |
| 174/488 |
Cover |
32 |
| 174/489 |
Terminals inside housing |
35 |
| 174/502 |
Flush mounted |
39 |
| 174/505 |
Interior wall conduit |
58 |
| 174/506 |
Branched |
6 |
| 174/507 |
Nail protector |
23 |
| 174/495 |
Partition |
37 |
| 174/496 |
Adjustable |
22 |
| 174/497 |
Lower portion |
30 |
| 174/498 |
Upper portion |
17 |
| 174/499 |
Vertical portion |
14 |
| 174/493 |
Power pole |
25 |
| 174/494 |
Power strip |
18 |
| 174/8 |
With fluids or vacuum |
10 |
| 174/17R |
Boxes and housings |
89 |
| 174/17CT |
Closures, terminals, gaskets |
52 |
| 174/17GF |
Gas filled |
59 |
| 174/17.05 |
Hermetic sealed envelope type (e.g., with exhaust stem) |
29 |
| 174/17.07 |
Combined lead-in and exhaust tube |
5 |
| 174/17.06 |
Liquid seal |
6 |
| 174/17.08 |
With electric connector |
15 |
| 174/17LF |
Liquid filled |
109 |
| 174/17SF |
Solid filled |
21 |
| 174/17VA |
Venting, absorption, expansion |
93 |
| 174/18 |
With bushing, terminal or lead-in |
67 |
| 174/19 |
Conduit or cable end structure |
83 |
| 174/20 |
With fluid stops |
13 |
| 174/21R |
Conduit or cable joints |
65 |
| 174/21CA |
Joints: coaxial angle expansion |
7 |
| 174/21C |
Joints: coaxial |
41 |
| 174/21JC |
Joints: rotatable, coaxial |
1 |
| 174/21JR |
Joints: rotatable |
3 |
| 174/21JS |
Joints: separable |
15 |
| 174/22R |
With fluid stops |
30 |
| 174/22C |
Concentric |
10 |
| 174/24 |
Conduits, cables and conductors |
57 |
| 174/28 |
Coaxial or concentric type |
217 |
| 174/29 |
With spiral spacer |
29 |
| 174/25R |
Impregnated insulation type |
47 |
| 174/25G |
Gas filled |
33 |
| 174/25C |
Impregnating compositions |
49 |
| 174/26R |
Multiple conductor |
14 |
| 174/26G |
Gas filled |
13 |
| 174/25P |
Processes |
6 |
| 174/27 |
Parallel or twisted conductors |
93 |
| 174/9R |
Current conductive fluid and/or vacuum |
4 |
| 174/9F |
Conductive fluid |
12 |
| 174/30 |
Insulators |
12 |
| 174/31R |
Axial passage and/or through wall or plate |
58 |
| 174/31.5 |
Liquid sealed joint |
4 |
| 174/31S |
Spark plugs |
0 |
| 174/10 |
With cable or conduit preinstallation devices |
42 |
| 174/15.1 |
With cooling or fluid feeding, circulating or distributing |
470 |
| 174/15.2 |
By heat pipe |
495 |
| 174/16.1 |
By ventilation or gas circulation |
425 |
| 174/16.2 |
Of bus bars or bus ducts |
82 |
| 174/16.3 |
With heat sink |
1532 |
| 174/15.3 |
For bushing or pothead |
42 |
| 174/15.6 |
For cable, conductor or joint |
102 |
| 174/15.7 |
For welding or furnace cable |
47 |
| 174/15.4 |
Superconductive type |
139 |
| 174/15.5 |
For cable, conductor or joint |
122 |
| 174/12R |
With expansion and contraction means |
25 |
| 174/13 |
Built into conduit or cable |
21 |
| 174/12BH |
Expansion bushings |
15 |
| 174/14R |
With fluid maintenance or conditioning means |
83 |
| 174/14BH |
Bushings |
10 |
| 174/23R |
With fluid stops |
124 |
| 174/23C |
Compositions |
115 |
| 174/11R |
With fluid-condition responsive and/or indicating means |
116 |
| 174/11BH |
Bushings |
26 |
| 174/DIG.11 |
Zipper tubes |
19 |
