| Class Number |
Class Name |
Patents |
| 49/1 |
Thermal releaser or actuator |
36 |
| 49/10 |
Flood actuated |
2 |
| 49/124 |
Extensible bar sections |
3 |
| 49/125 |
Mounted for movement to facially stacked position |
56 |
| 49/128 |
Collinear closures, one moves to offset position |
16 |
| 49/13 |
Closure condition signal or indicator |
67 |
| 49/131 |
Closure surface moved to inoperative position flush-with-ground |
92 |
| 49/135 |
With wind vane or sail |
3 |
| 49/136 |
Single actuator selectively moves individual closures |
4 |
| 49/137 |
Unitary or interrelated fluid operator and closure check |
18 |
| 49/138 |
With means to vary opening span or speed during movement |
51 |
| 49/139 |
Optionally moved, manually, or by motor |
165 |
| 49/141 |
With specified means to effect emergency release to closure |
233 |
| 49/142 |
Plural closures, each with independent diverse movement |
19 |
| 49/146 |
Vertically reciprocable, additional sideward venting movement from closed position |
3 |
| 49/147 |
Closure hangs on flaccid connector |
10 |
| 49/148 |
Disparate support for displaced closure |
4 |
| 49/149 |
Mounted for optional movements |
11 |
| 49/15 |
Jail-type closure with remote control station |
11 |
| 49/197 |
Up-and-over type; e.g., moves from vertical to withdrawn horizontal overhead position |
71 |
| 49/207 |
Superimposed closures, independent edgewise movement to side of opening |
3 |
| 49/208 |
Mounted for multidirectional or oblique movement |
15 |
| 49/21 |
Responsive to or directly actuated by ambient fluid |
18 |
| 49/24 |
With master control for individually controlled closures |
5 |
| 49/25 |
Radiant energy control |
181 |
| 49/26 |
Safety means responsive to obstruction to closure |
240 |
| 49/262 |
Vehicle actuated roller or carriage or carried cooperant |
8 |
| 49/263 |
Treadle or impact initiated operator |
14 |
| 49/275 |
Closure moved by step-by-step operator |
2 |
| 49/276 |
Starter-type operator; e.g., seal breaker |
23 |
| 49/279 |
Operator interrelated with closure latch release |
50 |
| 49/29 |
Time controlled |
36 |
| 49/303 |
Closure movement actuated retractable sealing, guiding or locking strip |
25 |
| 49/31 |
Condition responsive control |
207 |
| 49/316 |
Operator for retractable sealing, guiding or locking strip |
15 |
| 49/32 |
Initial manual displacement energizes motor drive; e.g., touch plate initiator |
22 |
| 49/322 |
With safety brake or catch |
52 |
| 49/323 |
Closure guided from housing by retractable support |
2 |
| 49/324 |
With operator for movably mounted closure |
101 |
| 49/33 |
Closure shiftable to pit or obstacle bridging position |
44 |
| 49/34 |
Distortable; e.g., flexible strand-type barricade |
75 |
| 49/35 |
Check or key controlled |
58 |
| 49/36 |
Continuous closure opening in intersecting barriers |
6 |
| 49/364 |
Bump actuated latch release for biased closure |
11 |
| 49/365 |
Closure mount or stop on independent movable or removable center post |
22 |
| 49/366 |
Bipartite, center opening |
59 |
| 49/37 |
Convertible |
6 |
| 49/371 |
Swinging closures closing single opening |
38 |
| 49/372 |
Stored in housing |
41 |
| 49/379 |
Latch release of movement-stored energy |
79 |
| 49/38 |
Registerable opening in facially opposed closure and barrier |
23 |
| 49/380 |
Movable closure and its support transferable as unit |
116 |
| 49/381 |
With means mounting closure for swinging |
119 |
| 49/40 |
Convex or concave closure and opening |
75 |
| 49/404 |
With means mounting closure for reciprocation |
175 |
| 49/41 |
Arcuate closure rotates across arcuate opening |
55 |
| 49/42 |
Plural wings radiate from common pivot; i.e., revolving |
66 |
| 49/460 |
Handle or protector |
125 |
| 49/463 |
Removable closure |
203 |
| 49/467 |
Threshold |
50 |
| 49/472 |
Combined seal, stop and stiffener; i.e., cleat |
9 |
| 49/475.1 |
Closure seal; e.g., striker gasket or weatherstrip |
321 |
| 49/48 |
With section for hand signalling |
6 |
| 49/49 |
With traffic director or controller; e.g., one-way |
226 |
| 49/50 |
With protective grille or safety guard |
97 |
| 49/501 |
Panel with closure feature |
389 |
| 49/504 |
Frame with closure feature |
389 |
| 49/506 |
Processes |
193 |
| 49/507 |
Miscellaneous |
22 |
| 49/58 |
With animal blocker repeller or chaser |
25 |
| 49/61 |
Facially opposed primary and auxiliary closure for common opening |
76 |
| 49/68 |
Sequential closures for passageway |
55 |
| 49/69 |
Main closure actuates supplemental closure for trackway |
3 |
| 49/70 |
Combined |
80 |
| 49/71 |
With side panels; e.g., awning |
10 |
| 49/72 |
Window position or movement interrelated with door latch |
11 |
| 49/73.1 |
Closures interconnected for concurrent movement |
16 |
| 49/9 |
Impact absorbing flexible barricade |
66 |
| 49/DIG.1 |
Thermal breaks for frames |
153 |
| 49/DIG.2 |
Plastic frame components |
73 |
