| Class Number |
Class Name |
No. of Patents |
| 180/15 |
Additional traction wheel |
55 |
| 180/906 |
Adjustable axles |
68 |
| 180/903 |
Airstream reactive vehicle or vehicle structure |
93 |
| 180/900 |
Argicultural-type tractors |
116 |
| 180/905 |
Axles |
40 |
| 180/89.1 |
Bodies |
119 |
| 180/90 |
Dashboards |
322 |
| 180/90.6 |
Footboards and pedal guards |
49 |
| 180/89.17 |
Movable body portion facilitating engine access |
70 |
| 180/89.18 |
Cab portion |
24 |
| 180/89.13 |
Movable cab or operator's station |
142 |
| 180/89.16 |
Overmotor cab |
22 |
| 180/89.14 |
Tilting |
117 |
| 180/89.15 |
Via power or power enhancing means |
67 |
| 180/89.19 |
Overmotor cab |
16 |
| 180/89.12 |
Tractor and similar vehicle cabs |
169 |
| 180/89.2 |
With means for handling exhaust of a motor |
82 |
| 180/89.11 |
With passenger compartment having article receiving or removing means |
8 |
| 180/76 |
Compensating devices |
41 |
| 180/901 |
Devices for traversing vertical surfaces |
56 |
| 180/84 |
Dust guards |
15 |
| 180/311 |
Frame |
158 |
| 180/312 |
With structure adapted to receive or support a motor, change-speed gearing, or other power train element |
372 |
| 180/252 |
Having at least one wheel both driven and steerable |
79 |
| 180/253 |
Steerable wheel has exclusive axis of pivot (i.e., stub-axle type) |
97 |
| 180/254 |
Including flexible, axially rotatable means having one portion fixed to vehicle and another portion pivotable with wheel for transmitting drive thereto |
46 |
| 180/263 |
Having axis of pivot disposed between parallel planes defined by opposite sides of wheel |
6 |
| 180/256 |
Means comprises rotatable shaft containing plural universal joints |
29 |
| 180/257 |
Having at least one joint located on each side of axis of pivot |
18 |
| 180/255 |
Pivotable portion of means has additional structure of gearlike nature in driving engagement with corresponding structure on wheel |
34 |
| 180/258 |
Pivotable portion of means includes ball or socket element of ball-and socket type universal joint |
24 |
| 180/259 |
Joint includes intermediate ball, floating in groove, for positively engaging ball with socket |
30 |
| 180/260 |
Pivotable portion of means includes gear element of intermeshing gear type universal joint |
3 |
| 180/261 |
Joint includes at least one gear element rotatable on axis of pivot and intermeshing with gear element on pivotable portion |
10 |
| 180/262 |
Joint also includes gear element on fixed portion engaging gear element on axis of pivot and vertically offset from gear element on pivotable portion |
4 |
| 180/264 |
With driven axle, mounting two or more wheels, swingable about axis of pivot, and motor mounted to swing therewith |
13 |
| 180/265 |
Having axle offset longitudinally from axis of pivot |
16 |
| 180/267 |
With driven axle, mounting two or more wheels, swingable about axis of pivot, and shaft for transmitting drive coincident with axis |
8 |
| 180/266 |
With driven axle, mounting two or more wheels, swingable about axis of pivot, and swingable also about a horizontal axis |
21 |
| 180/233 |
Having four wheels driven |
394 |
| 180/251 |
Including longitudinally extending, endless element for transmitting drive to wheels |
35 |
| 180/242 |
Including pump and fluid motor, or generator and electric motor, for driving one or more wheels |
204 |
| 180/243 |
And another means for driving the remaining driven wheels |
93 |
| 180/245 |
Including separate mechanical assemblies for transmitting drive to each of two wheels at one end of vehicle |
57 |
| 180/246 |
And assemblies for each of two wheels at other end, also |
22 |
| 180/248 |
With differential means for driving two wheel sets at dissimilar speeds |
479 |
| 180/249 |
And means for locking out the differential means |
355 |
| 180/250 |
Manually operated type of lockout means |
56 |
| 180/247 |
With manually operated means for disengaging drive to one or more, but fewer than all, of the four wheels |
487 |
| 180/244 |
With means for braking either (1) one or more driven wheels or (2) structure transmitting drive to wheel |
116 |
| 180/234 |
With means for steering all driven wheels |
61 |
| 180/235 |
Comprising articulated frame and means for pivoting one portion of frame relative to other portion about vertical axis located centrally of vehicle |
90 |
| 180/237 |
Comprising swingable, plural-wheel-carrying axles on individual, vertical axes of pivot |
16 |
| 180/238 |
At least one axle being offset from its pivotable axis |
7 |
| 180/239 |
Including longitudinally extending, endless element for transmitting drive to wheels |
0 |
| 180/236 |
In a path of travel other than that produced by turning the front wheels and the rear wheels substantially equally and oppositely |
55 |
| 180/241 |
Including longitudinally extending, endless element for transmitting drive to wheels |
10 |
| 180/240 |
Including rotatable shaft extending longitudinally from wheels at one end of vehicle to wheels at other end for transmitting steering force thereto |
8 |
| 180/182 |
Including one or more ski-like or runner members |
111 |
| 180/183 |
Member substitutable for wheel type support structure |
22 |
| 180/184 |
With propulsion element of endless track type |
33 |
| 180/185 |
Track comprises substitute for or addition to propulsion element of traction wheel type |
18 |
| 180/186 |
With at least one surface-engaging propulsion element |
35 |
| 180/196 |
Element comprises traction wheel |
7 |
| 180/187 |
Element shuffles along support surface |
2 |
| 180/190 |
Endless track type element |
276 |
| 180/192 |
Plural tracks with interconnected drive or support means |
11 |
| 180/191 |
Protruding from member |
9 |
| 180/193 |
With vertically movable track support located intermediate the forward and rearward extremities of the track |
78 |
| 180/194 |
Plural discrete elements protruding from a wheel, hub, or shaft |
1 |
| 180/195 |
Each element moves relative to wheel, hub, or shaft |
3 |
| 180/189 |
Plural elements connected to and spaced along the plural throws of a common crankshaft |
1 |
| 180/188 |
Spiral type element |
0 |
| 180/315 |
Manually actuated controlling devices |
162 |
| 180/316 |
By other than hand or foot of operator |
16 |
| 180/333 |
Multiple vehicle functions controllable by single device |
212 |
| 180/318 |
On delivery-type vehicle |
0 |
| 180/317 |
On mine car vehicle |
18 |
| 180/78 |
Steering shaft |
70 |
| 180/334 |
With adjustable operator engageable control |
91 |
| 180/335 |
With fuel or air throttle control |
64 |
| 180/326 |
With movable control station or seat position |
88 |
| 180/327 |
Movable cab |
34 |
| 180/328 |
Tilting |
23 |
| 180/330 |
Seat on seat portion movable to alternate positon |
29 |
| 180/331 |
With tool or equipment control |
23 |
| 180/329 |
Simultaneously movable seat and control |
53 |
| 180/321 |
With plural control stations |
46 |
| 180/325 |
Braking controllable by passenger |
12 |
| 180/323 |
For single control means |
10 |
| 180/322 |
Side-by-side |
23 |
| 180/324 |
With tool or equipment control |
35 |
| 180/319 |
With rein means |
4 |
| 180/332 |
With tiller-type handle |
48 |
| 180/336 |
With transmission control |
144 |
| 180/320 |
With vehicle control extension |
13 |
| 180/313 |
Miscellaneous |
69 |
| 180/53.1 |
Motor as source of power for other machine |
147 |
| 180/53.7 |
Drive to other machine by power take-off (pto) at front end of vehicle |
53 |
| 180/53.6 |
Drive to other machine by power take-off (pto) driven by wheel or axle of motor vehicle |
47 |
| 180/53.62 |
Pto constantly driven with wheel selectively driven |
6 |
| 180/53.61 |
Pto mounted directly on or engaging drive wheel to rotate therewith |
20 |
| 180/53.5 |
Electric drive to other machine |
15 |
| 180/53.4 |
Hydraulic drive to other machine |
86 |
| 180/53.2 |
Other machine is creeper drive on motor vehicle |
18 |
| 180/53.3 |
Other machine is mounted by three point hitch (i.e., ford-ferguson hitch) |
44 |
| 180/53.8 |
Other machine is vehicle accessory |
52 |
| 180/2.1 |
Motor supplied with power from external source |
47 |
| 180/2.2 |
Source comprises or includes energy derived from force of nature (e.g., sun, wind) |
70 |
| 180/908 |
Motor vehicles with short wheelbase |
96 |
| 180/11 |
Motor-carrying attachments |
119 |
| 180/12 |
Driven steering wheel type |
36 |
| 180/13 |
Single wheel |
55 |
| 180/907 |
Motorized wheelchairs |
405 |
| 180/198 |
Portable carrier supports motor vehicle in toto and is propelled thereby |
30 |
| 180/54.1 |
Power |
82 |
| 180/68.5 |
Battery mountings and holders |
376 |
| 180/65.1 |
Electric |
842 |
| 180/65.2 |
Combined with nonelectric drive means |
1099 |
| 180/65.8 |
With electronic devices (logic gates, semi-conductors, vacuum tubes, etc.) in control circuit |
290 |
| 180/65.6 |
With gearing between electric motor and drive wheel |
351 |
| 180/65.7 |
Gearing is a changeable ratio gearing |
108 |
| 180/65.3 |
With means on vehicle for generating power for the electric motor |
629 |
| 180/65.4 |
Generating means is driven by a prime mover |
445 |
| 180/65.5 |
With motor in or moveable with wheel |
306 |
| 180/291 |
Having specific motor-to-body-frame relationship |
262 |
| 180/297 |
Having motor shaft parallel to rotational axis of driven wheel |
171 |
| 180/299 |
Including auxiliary frame for motor and resilient means for connecting auxiliary frame to body frame |
79 |
| 180/292 |
Including change-speed gearing, or clutch, mounted in common with motor |
135 |
| 180/294 |
With means enabling repositioning of motor and gearing or clutch |
32 |
| 180/293 |
With member or mechanism for controlling gearing or clutch, and means for minimizing transfer of movement, caused by operation of motor, to member or mechanism |
18 |
| 180/295 |
With wheeled auxiliary frame, resiliently joined to body frame, for supporting motor and gearing or clutch |
15 |
| 180/298 |
Including means enabling repositioning of motor |
51 |
| 180/300 |
Including means of nonsupporting nature for minimizing operation-induced movement of motor |
114 |
| 180/296 |
Including means on body frame or motor for handling exhaust |
92 |
| 180/69.2 |
Hoods |
154 |
| 180/69.21 |
Pivoted about horizontal axis extending transversely of vehicle (e.g., alligator type or front end pivot) |
188 |
| 180/69.25 |
Water deflectors |
8 |
| 180/69.24 |
With access openings having moveable or removeable closures |
50 |
| 180/69.22 |
With noise suppression means |
30 |
| 180/69.23 |
Noise suppression means prevents hood from vribrating (i.e., anti rattlers) |
12 |
| 180/302 |
Including traction motor of kind driven by expansible fluid from source external of motor |
37 |
| 180/303 |
Gas is product of treatment of a volatile fluid (e.g., gas is steam) |
8 |
| 180/304 |
With means to condense gas discharged from motor |
11 |
| 180/305 |
Including traction motor of kind driven by noncompressible fluid received under pressure from a pump |
214 |
| 180/308 |
Having separate motor for each driven, surface-engaging member |
214 |
| 180/307 |
Having variable displacement type motor or pump |
250 |
| 180/306 |
Vehicle includes another system operated by same fluid |
84 |
| 180/301 |
Including traction motor of turbine type driven by fluid product of combustion |
23 |
| 180/63 |
Motor moved by axle |
3 |
| 180/55 |
On lower running gear |
15 |
| 180/58 |
Frame |
15 |
| 180/60 |
Electric |
25 |
| 180/59 |
Pivoted support on axle |
2 |
| 180/61 |
Pivoted support on axle |
4 |
| 180/56 |
Rear axle and body |
15 |
| 180/57 |
Longitudinal shaft |
2 |
| 180/62 |
Rear axle |
19 |
| 180/68.4 |
Radiators and condensers, mounting |
417 |
| 180/68.6 |
With protector for the radiator or condenser |
163 |
| 180/69.1 |
Underpans |
75 |
| 180/69.6 |
Vehicle has plural power plants |
71 |
| 180/69.4 |
With fuel supply for internal combustion engine |
30 |
| 180/69.5 |
Engine uses gaseous fuel |
24 |
| 180/309 |
With means for handling motor exhaust |
163 |
| 180/310 |
With means to generate steam for a propulsion purpose |
6 |
| 180/68.1 |
With means to guide and/or control air for power plant cooling |
413 |
| 180/68.2 |
With further means to utilize power plant cooling air for other purposes |
85 |
| 180/68.3 |
With means to guide and/or control combustion air for power plant |
178 |
| 180/69.3 |
With means to increase idle speed of internal combustion engine to compensate for accessory load |
21 |
| 180/54.2 |
With spring powered motor |
5 |
| 180/902 |
Shock or vibration absorbing or transmitting means between wheel suspension and motor |
31 |
| 180/180 |
Ski- or skate-type vehicle for imparting movement to a person standing thereon |
42 |
| 180/181 |
With power means or a portion thereof affixed to or built into the ski or skate |
83 |
| 180/7.1 |
Special driving device |
129 |
| 180/9 |
Portable track |
10 |
| 180/10 |
Annular |
25 |
| 180/9.1 |
Endless, flexible |
225 |
| 180/9.42 |
Combined |
13 |
| 180/9.26 |
Convertible from wheel type |
45 |
| 180/9.28 |
Track remains with vehicle |
23 |
| 180/9.3 |
Wheel or track contacts ground |
16 |
| 180/9.22 |
Guided by walking attendant |
30 |
| 180/9.48 |
Laterally extendable track |
45 |
| 180/9.62 |
Toothed wheel drive |
50 |
| 180/9.64 |
Belt or chain driven |
22 |
| 180/9.21 |
Track substituted for drive wheel |
68 |
| 180/9.5 |
Track support mounted for vertical movement |
117 |
| 180/9.52 |
Adjustable |
60 |
| 180/9.54 |
With spring |
52 |
| 180/9.58 |
Leaf or torsion spring |
12 |
| 180/9.6 |
Transversely extending |
9 |
| 180/9.56 |
Longitudinally extending coil spring |
21 |
| 180/9.23 |
With attendant station |
18 |
| 180/9.25 |
Rider straddles vehicle (e.g., motorcycle) |
28 |
| 180/9.32 |
With auxiliary obstacle surmounting means |
51 |
| 180/9.34 |
With ground wheel |
18 |
| 180/9.36 |
Opposite and laterally spaced |
15 |
| 180/9.38 |
Steering |
15 |
| 180/9.4 |
With hitch |
7 |
| 180/9.44 |
With track-related steering means |
62 |
| 180/9.46 |
Pivoted track frame |
58 |
| 180/7.4 |
Propeller type |
12 |
| 180/7.3 |
Reaction jet propulsion |
6 |
| 180/7.2 |
Spiral type element |
17 |
| 180/8.1 |
Stepper |
143 |
| 180/8.7 |
Endless or rotary type |
25 |
| 180/8.2 |
Step or abutment ascending/desending type vehicle |
120 |
| 180/8.3 |
Wheel and stepper type |
44 |
| 180/8.4 |
Nonsupporting pusher type stepper |
7 |
| 180/8.6 |
With alternately lifted feet or skid |
135 |
| 180/8.5 |
With alternately lifted supporting base and leg |
68 |
| 180/7.5 |
Vehicle mounted winch for pulling vehicle |
14 |
| 180/21 |
Special wheel base |
101 |
| 180/208 |
Collapsible or knockdown for storage or transport |
112 |
| 180/22 |
Five or more wheels |
101 |
| 180/24.02 |
Displaceable wheel shifts or proportions load |
128 |
| 180/23 |
Driven steering wheel type |
42 |
| 180/24 |
Stub-axle type |
29 |
| 180/24.11 |
Driven tandem wheels |
26 |
| 180/24.12 |
One serially driven by other |
29 |
| 180/24.08 |
Each wheel positively driven |
35 |
| 180/24.01 |
Having tandem steerable or translatable wheels or wheel sets |
54 |
| 180/24.03 |
Independently rotatable side-by-side dual wheels |
11 |
| 180/24.06 |
Plural propelling motors |
8 |
| 180/24.07 |
Separate driving motor for each drive wheel |
24 |
| 180/24.05 |
Rocker beam houses drive means |
15 |
| 180/24.13 |
Spring rocker beam |
7 |
| 180/24.04 |
With differential housing integrally fixed to vehicle frame |
8 |
| 180/24.1 |
With drive interrupt means to either tandem drive wheel |
12 |
| 180/24.09 |
With interaxle differential |
31 |
| 180/210 |
Having only three wheels |
140 |
| 180/211 |
Including steerable and driven wheel |
57 |
| 180/212 |
All wheels motor driven |
37 |
| 180/213 |
Having motor mounted to swing with steerable wheel |
14 |
| 180/214 |
Electrical-type motor |
31 |
| 180/215 |
Including two wheels driven and having common axis of rotation |
136 |
| 180/216 |
Electrical-type motor |
69 |
| 180/217 |
Including endless element for transmitting drive to wheels |
43 |
| 180/218 |
Having only two wheels |
42 |
| 180/219 |
Arranged in tandem |
768 |
| 180/220 |
Electrical-type motor |
220 |
| 180/225 |
Having frame element or fender constituting also exhaust or fuel passageway or fuel reservoir |
68 |
| 180/231 |
Including endless element for transmitting drive and means for adjusting tension of element |
44 |
| 180/226 |
Including longitudinally extending shaft for transmitting drive to wheel |
43 |
| 180/227 |
Including resilient means for mounting driven wheel |
260 |
| 180/228 |
Including resilient means for mounting motor |
60 |
| 180/221 |
Including rotating element for frictionally engaging and driving a wheel |
65 |
| 180/222 |
And means for steering that wheel |
14 |
| 180/223 |
Including steerable and driven wheel |
23 |
| 180/224 |
Both wheels motor driven |
17 |
| 180/230 |
With change-speed means between motor and driven wheel |
81 |
| 180/229 |
With means for cooling motor |
147 |
| 180/209 |
With means for changing number of supporting wheels, or for adjusting relative location thereof |
282 |
| 180/205 |
With mechanism of occupant-powered type for developing torque for supplementing, alternating with, or replacing torque of motor |
145 |
| 180/206 |
And means for controlling motor in response to either operation of occupant powered mechanism or vehicular movement resulting therefrom |
99 |
| 180/207 |
Including member utilized in common by occupant-powered mechanism and by motor for transmitting torque output of each to wheel |
44 |
| 180/36 |
Steam traction engines |
0 |
| 180/37 |
Driven steering wheel type |
1 |
| 180/38 |
Four wheels driven |
0 |
| 180/40 |
Spring mounted on axle |
1 |
| 180/39 |
With boiler leveler |
0 |
| 180/19.1 |
Steered by walking attendant |
211 |
| 180/19.3 |
Handle movement controls vehicle drive |
202 |
| 180/19.2 |
Who steerably controls steerable wheel |
101 |
| 180/6.2 |
Steering by driving |
204 |
| 180/6.44 |
Auxiliary steering motor |
105 |
| 180/6.24 |
Combined with manual steering |
45 |
| 180/6.26 |
Interlocked |
17 |
| 180/6.28 |
Electrical |
45 |
| 180/6.3 |
Fluid |
56 |
| 180/6.32 |
Lever and/or linkage |
26 |
| 180/6.38 |
Geared |
12 |
| 180/6.36 |
Lost motion type |
6 |
| 180/6.34 |
With controller cam |
12 |
| 180/6.4 |
With flexible and/or yieldable link |
4 |
| 180/6.62 |
Combined |
12 |
| 180/6.58 |
Controlled from rotatably mounted superstructure |
20 |
| 180/6.6 |
Steering responsive to rotary movement of superstructure |
13 |
| 180/6.7 |
Endless flexible track |
113 |
| 180/6.48 |
Independently operable drive motors |
334 |
| 180/6.5 |
Electrical |
236 |
| 180/6.66 |
Reversing drive to traction element |
39 |
| 180/6.64 |
Swinging traction frame responsive to differential drive |
6 |
| 180/6.54 |
Variable contact |
5 |
| 180/400 |
Steering gear |
130 |
| 180/408 |
Each wheel steerable |
61 |
| 180/411 |
Independently controlled steerable wheels |
76 |
| 180/409 |
Occupant steered |
66 |
| 180/410 |
With condition modulated steering |
97 |
| 180/412 |
With electric power assist |
138 |
| 180/413 |
With electric power assist to all wheels |
46 |
| 180/414 |
With fluid power assist |
125 |
| 180/415 |
With electrical control |
182 |
| 180/416 |
With mechanical power assist |
5 |
| 180/402 |
No mechanical connection between steering shaft and steering gear |
211 |
| 180/403 |
Hydraulic |
150 |
| 180/404 |
Power assist alarms or disablers |
115 |
| 180/401 |
Steering by terrestrial guide |
122 |
| 180/405 |
With alternate emergency power means (e.g., pump, gearing, etc.) |
36 |
| 180/407 |
With electrical backup |
17 |
| 180/406 |
With fluid backup |
75 |
| 180/443 |
With electric power assist |
440 |
| 180/446 |
Condition modulated |
805 |
| 180/445 |
Controlling rear wheels |
77 |
| 180/444 |
Specific mechanical feature |
465 |
| 180/417 |
With fluid power assist |
200 |
| 180/418 |
Between articulated wheeled vehicle sections |
66 |
| 180/419 |
Combined with another steering mode |
42 |
| 180/420 |
Reciprocating power assist |
77 |
| 180/441 |
Device to control pressure (e.g., valve) |
229 |
| 180/430 |
Having flexible working member |
7 |
| 180/429 |
Having rotary working member |
52 |
| 180/442 |
Hydraulic circuit |
121 |
| 180/425 |
Including flexible power transmitting means |
8 |
| 180/438 |
Movable working member engages wheel steering arm |
7 |
| 180/439 |
Movable working member is a moving cylinder |
27 |
| 180/426 |
Steering column supported |
27 |
| 180/427 |
Including rack gear means |
49 |
| 180/431 |
Steering linkage includes interengaging gear means |
9 |
| 180/421 |
With condition modulated steering |
174 |
| 180/422 |
With electrical control |
385 |
| 180/423 |
Vehicle speed condition only |
125 |
| 180/440 |
With linkage intermediate working member and wheel steering arm |
19 |
| 180/432 |
With plural working members |
26 |
| 180/433 |
Working member movement traverses vehicle path |
20 |
| 180/428 |
With rack and pinion gearing intermediate steering shaft and power assist |
206 |
| 180/424 |
With swinging axle |
18 |
| 180/434 |
Working member movement traverses vehicle path |
21 |
| 180/435 |
Moves separate rod for each wheel steering arm |
47 |
| 180/437 |
Working member part engages tie rod |
19 |
| 180/436 |
Working member part engages wheel steering arm |
16 |
| 180/447 |
With mechanical power assist |
16 |
| 180/449 |
Bogie truck having more than one axle |
3 |
| 180/448 |
Swinging axle |
8 |
| 180/116 |
Surface effect vehicles (i.e., ground effect machines) |
83 |
| 180/129 |
Dynamic seal or fluid curtain |
11 |
| 180/130 |
Recirculating |
3 |
| 180/124 |
Expansible chamber |
27 |
| 180/127 |
Flexible skirt |
89 |
| 180/128 |
Having outlet for working fluid |
43 |
| 180/125 |
Fluid bearing or fluid pad |
72 |
| 180/117 |
Having propulsion or control means |
83 |
| 180/120 |
Integrated with working fluid |
38 |
| 180/122 |
With dynamic seal or fluid curtain |
11 |
| 180/121 |
With plural cushions |
27 |
| 180/118 |
Responsive to instability condition |
24 |
| 180/119 |
Surface contacting control |
38 |
| 180/126 |
Rigid side walls |
61 |
| 180/123 |
Spray deflector |
8 |
| 180/904 |
Traction dollies for aircraft (cross reference art collection created in companion project) |
73 |
| 180/16 |
Traction wheel attachments |
31 |
| 180/337 |
Transmission mechanism |
65 |
| 180/344 |
Assembly feature |
53 |
| 180/338 |
Condition responsive (e.g., responsive to speed, load, etc.) |
66 |
| 180/348 |
Final drive axle movable |
29 |
| 180/363 |
And final gear drive |
9 |
| 180/357 |
Belt or chain drive |
20 |
| 180/349 |
Rigid axle |
25 |
|
