Subclass |
| Title |
ClassTitle
|
| ===>
RAILWAY SWITCHES AND SIGNALS
|
| | |
1R | ![[Patents]](../gifs/ps.gif) | MISCELLANEOUS |
1C | ![[Patents]](../gifs/ps.gif) | . Signals and indicators |
2R | ![[Patents]](../gifs/ps.gif) | TRAIN DISPATCHING |
3 | ![[Patents]](../gifs/ps.gif) | . Central signal control |
4 | ![[Patents]](../gifs/ps.gif) | . . Cab signal or train control |
5 | ![[Patents]](../gifs/ps.gif) | . . Selective |
6 | ![[Patents]](../gifs/ps.gif) | . Train-order cab signal or train control |
7 | ![[Patents]](../gifs/ps.gif) | . Train telegraphy or telephony |
8 | ![[Patents]](../gifs/ps.gif) | . . Inductive |
9 | ![[Patents]](../gifs/ps.gif) | . . Continuous contacts |
10 | ![[Patents]](../gifs/ps.gif) | . . . Traction rail return |
11 | ![[Patents]](../gifs/ps.gif) | . . . . Multiple contact |
12 | ![[Patents]](../gifs/ps.gif) | . . . Instruments in series |
13 | ![[Patents]](../gifs/ps.gif) | . . Emergency signal stations |
14 | ![[Patents]](../gifs/ps.gif) | . Station, block, or train-order signals |
15 | ![[Patents]](../gifs/ps.gif) | . . Safety systems |
16 | ![[Patents]](../gifs/ps.gif) | . . . Holders |
17 | ![[Patents]](../gifs/ps.gif) | . . Rotary, vertical axis |
18 | ![[Patents]](../gifs/ps.gif) | . . Double semaphore |
2E | ![[Patents]](../gifs/ps.gif) | . Orientation |
2F | ![[Patents]](../gifs/ps.gif) | . Frequency |
2S | ![[Patents]](../gifs/ps.gif) | . Spacing |
19 | ![[Patents]](../gifs/ps.gif) | STAFF AND TABLET SYSTEMS |
20 | ![[Patents]](../gifs/ps.gif) | BLOCK-SIGNAL SYSTEMS |
21 | ![[Patents]](../gifs/ps.gif) | . Semi-automatic |
22 | ![[Patents]](../gifs/ps.gif) | . . Electromanual |
23 | ![[Patents]](../gifs/ps.gif) | . . . Cab signal or train control |
24 | ![[Patents]](../gifs/ps.gif) | . . . Circuit controllers |
25 | ![[Patents]](../gifs/ps.gif) | . . . Lock and block |
26 | ![[Patents]](../gifs/ps.gif) | . . . . Track-circuit control |
27 | ![[Patents]](../gifs/ps.gif) | . Automatic |
28R | ![[Patents]](../gifs/ps.gif) | . . Electric |
29R | ![[Patents]](../gifs/ps.gif) | . . . Radiant energy |
30 | ![[Patents]](../gifs/ps.gif) | . . . . Hertzian wave |
29A | ![[Patents]](../gifs/ps.gif) | . . . . Electronic gaseous ionization devices |
31 | ![[Patents]](../gifs/ps.gif) | . . . Propulsion-current control |
32 | ![[Patents]](../gifs/ps.gif) | . . . . Current consumption |
33 | ![[Patents]](../gifs/ps.gif) | . . . Single track |
34R | ![[Patents]](../gifs/ps.gif) | . . . Varying-current track circuit |
35 | ![[Patents]](../gifs/ps.gif) | . . . . Propulsion-current return |
36 | ![[Patents]](../gifs/ps.gif) | . . . . . Double rail |
37 | ![[Patents]](../gifs/ps.gif) | . . . . . . Impedance bond |
38 | ![[Patents]](../gifs/ps.gif) | . . . . Wireless distant control |
39 | ![[Patents]](../gifs/ps.gif) | . . . . Line-wire distant control |
40 | ![[Patents]](../gifs/ps.gif) | . . . . Single block |
34A | ![[Patents]](../gifs/ps.gif) | . . . . Approach control |
34B | ![[Patents]](../gifs/ps.gif) | . . . . Coded circuits |
34C | ![[Patents]](../gifs/ps.gif) | . . . . Insulation breakdown |
34D | ![[Patents]](../gifs/ps.gif) | . . . . Saturable reactors |
34CT | ![[Patents]](../gifs/ps.gif) | . . . . Continuous track |
41 | ![[Patents]](../gifs/ps.gif) | . . . Direct current, normally closed, track circuit |
42 | ![[Patents]](../gifs/ps.gif) | . . . . Propulsion-current return |
43 | ![[Patents]](../gifs/ps.gif) | . . . . . Varying |
44 | ![[Patents]](../gifs/ps.gif) | . . . . Wireless distant control |
45 | ![[Patents]](../gifs/ps.gif) | . . . . . Current reversal |
46 | ![[Patents]](../gifs/ps.gif) | . . . . Line-wire distant control |
47 | ![[Patents]](../gifs/ps.gif) | . . . . . Cab signal or train control |
48 | ![[Patents]](../gifs/ps.gif) | . . . . . . Bridged insulated rail joint |
49 | ![[Patents]](../gifs/ps.gif) | . . . . . . Intermittent contact |
50 | ![[Patents]](../gifs/ps.gif) | . . . . . Current characteristic |
51 | ![[Patents]](../gifs/ps.gif) | . . . . . Overlapped blocks |
52 | ![[Patents]](../gifs/ps.gif) | . . . . . Home and distant |
53 | ![[Patents]](../gifs/ps.gif) | . . . . . Three position |
54 | ![[Patents]](../gifs/ps.gif) | . . . . Single block |
55 | ![[Patents]](../gifs/ps.gif) | . . . . . Cab signal or train control |
56 | ![[Patents]](../gifs/ps.gif) | . . . . . . Intermittent contact |
57 | ![[Patents]](../gifs/ps.gif) | . . . . . . Bridged insulated rail joint |
58 | ![[Patents]](../gifs/ps.gif) | . . . Direct-current, normally open, track circuit |
59 | ![[Patents]](../gifs/ps.gif) | . . . . Cab signal or train control |
60 | ![[Patents]](../gifs/ps.gif) | . . . . Distant-signal control |
61 | ![[Patents]](../gifs/ps.gif) | . . . Superimposed propulsion current |
62 | ![[Patents]](../gifs/ps.gif) | . . . Cab signal or train control |
63R | ![[Patents]](../gifs/ps.gif) | . . . . Inductive |
63C | ![[Patents]](../gifs/ps.gif) | . . . . . Continuous |
63A | ![[Patents]](../gifs/ps.gif) | . . . . . Intermittent |
64 | ![[Patents]](../gifs/ps.gif) | . . . . Train-carried current supply |
65 | ![[Patents]](../gifs/ps.gif) | . . . . . Multiple continuous contacts |
66 | ![[Patents]](../gifs/ps.gif) | . . . . . . Sectional |
67 | ![[Patents]](../gifs/ps.gif) | . . . . . Single continuous contact |
68 | ![[Patents]](../gifs/ps.gif) | . . . . . . Sectional |
69 | ![[Patents]](../gifs/ps.gif) | . . . . . Intermittent contact |
70 | ![[Patents]](../gifs/ps.gif) | . . . . . . Rail circuit |
71 | ![[Patents]](../gifs/ps.gif) | . . . . . . Rail return |
72 | ![[Patents]](../gifs/ps.gif) | . . . . Propulsion-current signaling |
73 | ![[Patents]](../gifs/ps.gif) | . . . . Continuous contact |
74 | ![[Patents]](../gifs/ps.gif) | . . . . Intermittent contact |
75 | ![[Patents]](../gifs/ps.gif) | . . . . Bridged insulated rail joint |
76 | ![[Patents]](../gifs/ps.gif) | . . . . Track trip |
77 | ![[Patents]](../gifs/ps.gif) | . . . Counting in and out |
78 | ![[Patents]](../gifs/ps.gif) | . . . . Ratchet wheel |
79 | ![[Patents]](../gifs/ps.gif) | . . . . . Double opposed pawls |
80 | ![[Patents]](../gifs/ps.gif) | . . . . . . Parallel teeth |
81 | ![[Patents]](../gifs/ps.gif) | . . . Propulsion-current signaling |
82 | ![[Patents]](../gifs/ps.gif) | . . . . Rotary controller |
83 | ![[Patents]](../gifs/ps.gif) | . . . . Car-actuated controller |
84 | ![[Patents]](../gifs/ps.gif) | . . . . . Trolley or plow |
85 | ![[Patents]](../gifs/ps.gif) | . . . . Intermittent contact |
86 | ![[Patents]](../gifs/ps.gif) | . . . Train-carried current supply |
87 | ![[Patents]](../gifs/ps.gif) | . . . Line-current supply |
88 | ![[Patents]](../gifs/ps.gif) | . . . . Intermediate signal |
89 | ![[Patents]](../gifs/ps.gif) | . . . . Short sectional rail closure |
90 | ![[Patents]](../gifs/ps.gif) | . . . . Car-actuated controller |
91 | ![[Patents]](../gifs/ps.gif) | . . . . . Relay |
92 | ![[Patents]](../gifs/ps.gif) | . . . . Intermittent contact |
28C | ![[Patents]](../gifs/ps.gif) | . . . Ballast leakage |
28E | ![[Patents]](../gifs/ps.gif) | . . . Economy use of line wire |
28F | ![[Patents]](../gifs/ps.gif) | . . . Checking circuits |
28G | ![[Patents]](../gifs/ps.gif) | . . . Light-out |
28H | ![[Patents]](../gifs/ps.gif) | . . . Intermittent light |
28K | ![[Patents]](../gifs/ps.gif) | . . . Transformer |
93 | ![[Patents]](../gifs/ps.gif) | . . Combined fluid pessure and electric |
94 | ![[Patents]](../gifs/ps.gif) | . . . Cab signal or train control |
95 | ![[Patents]](../gifs/ps.gif) | . . . Track-circuit control |
96 | ![[Patents]](../gifs/ps.gif) | . . Electromechanical |
97 | ![[Patents]](../gifs/ps.gif) | . . . Cab signal or train control |
98 | ![[Patents]](../gifs/ps.gif) | . . . Track-circuit control |
99 | ![[Patents]](../gifs/ps.gif) | . . . Clockwork |
100 | ![[Patents]](../gifs/ps.gif) | . . Fluid pressure |
101 | ![[Patents]](../gifs/ps.gif) | . . . Cab signal or train control |
102 | ![[Patents]](../gifs/ps.gif) | . . Mechanical |
103 | ![[Patents]](../gifs/ps.gif) | . . . Cab signal or train control |
104 | ![[Patents]](../gifs/ps.gif) | . Manual |
105 | ![[Patents]](../gifs/ps.gif) | . . Electric |
106 | ![[Patents]](../gifs/ps.gif) | . . . Lock and block |
107 | ![[Patents]](../gifs/ps.gif) | . Recorders |
108 | ![[Patents]](../gifs/ps.gif) | TIME INDICATION, AUTOMATIC |
109 | ![[Patents]](../gifs/ps.gif) | . Flow retarded |
110 | ![[Patents]](../gifs/ps.gif) | . Time limit expired |
111 | ![[Patents]](../gifs/ps.gif) | GRADE-CROSSING TRACK PROTECTION |
112 | ![[Patents]](../gifs/ps.gif) | . Semi-automatic |
113 | ![[Patents]](../gifs/ps.gif) | . Automatic |
114R | ![[Patents]](../gifs/ps.gif) | . . Electric |
115 | ![[Patents]](../gifs/ps.gif) | . . . Cab signal or train control |
114A | ![[Patents]](../gifs/ps.gif) | . . . Cross-over protection |
116 | ![[Patents]](../gifs/ps.gif) | . . Fluid pressure |
117 | ![[Patents]](../gifs/ps.gif) | . Cab signal or train control |
118 | ![[Patents]](../gifs/ps.gif) | DRAWBRIDGE PROTECTION |
119 | ![[Patents]](../gifs/ps.gif) | . Cab signal or train control |
120 | ![[Patents]](../gifs/ps.gif) | ROADWAY-DEFECT PROTECTION |
121 | ![[Patents]](../gifs/ps.gif) | . Electric |
122R | ![[Patents]](../gifs/ps.gif) | TRAIN-POSITION INDICATION |
123 | ![[Patents]](../gifs/ps.gif) | . Automatic time recording |
124 | ![[Patents]](../gifs/ps.gif) | . Train annunciators or indicators |
122A | ![[Patents]](../gifs/ps.gif) | . Miniature model |
125 | ![[Patents]](../gifs/ps.gif) | ELECTRIC AUTOMATIC HIGHWAY SIGNALS, MINE DOORS, AND GATES |
126 | ![[Patents]](../gifs/ps.gif) | . Car-actuated controller |
127 | ![[Patents]](../gifs/ps.gif) | . . Gates and doors |
128 | ![[Patents]](../gifs/ps.gif) | . Normally open track circuit |
129 | ![[Patents]](../gifs/ps.gif) | . . Short sectional rail closure |
130 | ![[Patents]](../gifs/ps.gif) | . Normally closed track circuit |
131 | ![[Patents]](../gifs/ps.gif) | INTERLOCKING |
132 | ![[Patents]](../gifs/ps.gif) | . Electric actuation |
133 | ![[Patents]](../gifs/ps.gif) | . . Electric locking |
134 | ![[Patents]](../gifs/ps.gif) | . . . Route locking |
135 | ![[Patents]](../gifs/ps.gif) | . . . Return-release indication |
136 | ![[Patents]](../gifs/ps.gif) | . . Mechanical locking |
137 | ![[Patents]](../gifs/ps.gif) | . . . Return-release indication |
138 | ![[Patents]](../gifs/ps.gif) | . . . . Locked slide |
139 | ![[Patents]](../gifs/ps.gif) | . Fluid-pressure actuation |
140 | ![[Patents]](../gifs/ps.gif) | . . Electrically controlled valve |
141 | ![[Patents]](../gifs/ps.gif) | . . . Return-release indication |
142 | ![[Patents]](../gifs/ps.gif) | . . Return-release indication |
143 | ![[Patents]](../gifs/ps.gif) | . Manual actuation |
| | . . Switch stands |
144 | ![[Patents]](../gifs/ps.gif) | . . . Signal-actuating |
145 | ![[Patents]](../gifs/ps.gif) | . . . . Double lever |
146 | ![[Patents]](../gifs/ps.gif) | . . Electrical locking |
147 | ![[Patents]](../gifs/ps.gif) | . . Mechanical locking |
148 | ![[Patents]](../gifs/ps.gif) | . . . Preliminary |
149 | ![[Patents]](../gifs/ps.gif) | . . . . Tappets |
150 | ![[Patents]](../gifs/ps.gif) | . . . Tappets |
151 | ![[Patents]](../gifs/ps.gif) | . . . Detector bars |
152 | ![[Patents]](../gifs/ps.gif) | . . . Compensators |
153 | ![[Patents]](../gifs/ps.gif) | . . . . Counterweight |
154 | ![[Patents]](../gifs/ps.gif) | . . . . . Intermittent grip |
155 | ![[Patents]](../gifs/ps.gif) | . . . Rod-saving devices |
156 | ![[Patents]](../gifs/ps.gif) | . . . . Selectors |
157 | ![[Patents]](../gifs/ps.gif) | . . . . . Electric |
158 | ![[Patents]](../gifs/ps.gif) | . . . . Switch and lock movements |
159 | ![[Patents]](../gifs/ps.gif) | . Detached locking, check locking, or key control |
160 | ![[Patents]](../gifs/ps.gif) | . Approach locking |
161 | ![[Patents]](../gifs/ps.gif) | . Retarded-release mechanism |
162 | ![[Patents]](../gifs/ps.gif) | . Switch or signal indicators |
163 | ![[Patents]](../gifs/ps.gif) | . Derails |
164 | ![[Patents]](../gifs/ps.gif) | SLOTTING AND CONTROL |
165 | ![[Patents]](../gifs/ps.gif) | . Electric |
166 | ![[Patents]](../gifs/ps.gif) | PILOT OR SIGNAL CARS |
166.1 | ![[Patents]](../gifs/ps.gif) | SIGNALLING BETWEEN OCCUPANTS OF A TRAIN |
167R | ![[Patents]](../gifs/ps.gif) | CAB SIGNAL OR TRAIN CONTROL |
168 | ![[Patents]](../gifs/ps.gif) | . Train parting |
168.1 | ![[Patents]](../gifs/ps.gif) | . Wheel slip |
169R | ![[Patents]](../gifs/ps.gif) | . Train defect |
169A | ![[Patents]](../gifs/ps.gif) | . . Hot bearing detectors |
169D | ![[Patents]](../gifs/ps.gif) | . . Radiant energy type |
169S | ![[Patents]](../gifs/ps.gif) | . . Sound detectors |
170 | ![[Patents]](../gifs/ps.gif) | . Derailment |
171 | ![[Patents]](../gifs/ps.gif) | . . Contact trips |
172 | ![[Patents]](../gifs/ps.gif) | . . . Frangible |
173 | ![[Patents]](../gifs/ps.gif) | . . Inertia trips |
174 | ![[Patents]](../gifs/ps.gif) | . Highway or station, automatic |
175 | ![[Patents]](../gifs/ps.gif) | . . Code signal |
176 | ![[Patents]](../gifs/ps.gif) | . Switch signals |
177 | ![[Patents]](../gifs/ps.gif) | . Block entrance initiated |
178 | ![[Patents]](../gifs/ps.gif) | . . Electric or magnetic control |
179 | ![[Patents]](../gifs/ps.gif) | . . . Bridged insulated rail joint |
180 | ![[Patents]](../gifs/ps.gif) | . . . Cab-circuit controller |
181 | ![[Patents]](../gifs/ps.gif) | . . . Mechanical actuation |
182R | ![[Patents]](../gifs/ps.gif) | . Speed-control systems |
182A | ![[Patents]](../gifs/ps.gif) | . . Track brake speed control |
182B | ![[Patents]](../gifs/ps.gif) | . . Automatic vehicle-carried braking |
182BH | ![[Patents]](../gifs/ps.gif) | . . Humped, unpowered cars |
182C | ![[Patents]](../gifs/ps.gif) | . . Automatic vehicle-carried speed comparison circuits |
182AA | ![[Patents]](../gifs/ps.gif) | . . Yard-switching, dispersed |
182AB | ![[Patents]](../gifs/ps.gif) | . . Yard-switching, centralized |
183 | ![[Patents]](../gifs/ps.gif) | . Manual-control systems |
184 | ![[Patents]](../gifs/ps.gif) | . Service stop |
185 | ![[Patents]](../gifs/ps.gif) | . Recording devices |
186 | ![[Patents]](../gifs/ps.gif) | . Motive-power control |
187R | ![[Patents]](../gifs/ps.gif) | . . Electric |
187A | ![[Patents]](../gifs/ps.gif) | . . . Remote control |
187B | ![[Patents]](../gifs/ps.gif) | . . . Non-mechanical control of vehicles from wayside |
187C | ![[Patents]](../gifs/ps.gif) | . . . Control of vehicle from leading vehicle |
188 | ![[Patents]](../gifs/ps.gif) | . . Fluid-pressure-actuated throttle |
189 | ![[Patents]](../gifs/ps.gif) | . Engineer's brake-valve actuation |
190 | ![[Patents]](../gifs/ps.gif) | . Train-pipe-valve structure |
191 | ![[Patents]](../gifs/ps.gif) | . Visual cab signals |
192R | ![[Patents]](../gifs/ps.gif) | . Train mechanism |
193 | ![[Patents]](../gifs/ps.gif) | . . Electric or magnetic |
194 | ![[Patents]](../gifs/ps.gif) | . . . Inductive |
195 | ![[Patents]](../gifs/ps.gif) | . . . Intermittent contact |
196 | ![[Patents]](../gifs/ps.gif) | . . . Cab-circuit controller |
197 | ![[Patents]](../gifs/ps.gif) | . . . . Magnetically actuated |
198 | ![[Patents]](../gifs/ps.gif) | . . Single-direction actuation |
199 | ![[Patents]](../gifs/ps.gif) | . . Frangible |
200R | ![[Patents]](../gifs/ps.gif) | . . Lever actuated |
200A | ![[Patents]](../gifs/ps.gif) | . . . Lever perpendicular inclined less than 45 degree |
200B | ![[Patents]](../gifs/ps.gif) | . . . Lever transverse relative to direction of travel |
192A | ![[Patents]](../gifs/ps.gif) | . . Train-carried electric contact mechanism |
201 | ![[Patents]](../gifs/ps.gif) | . Track trips |
202 | ![[Patents]](../gifs/ps.gif) | . . Electric or magnetic |
203R | ![[Patents]](../gifs/ps.gif) | . . Pivoted |
203A | ![[Patents]](../gifs/ps.gif) | . . . Single vertical pivot on which track trip turns |
203B | ![[Patents]](../gifs/ps.gif) | . . . Single vertical pivot; strike rod transverse of track |
203C | ![[Patents]](../gifs/ps.gif) | . . . Single horizontal pivot on which track trip turns |
203D | ![[Patents]](../gifs/ps.gif) | . . . Single horizontal pivot; strike rod transverse of track |
203E | ![[Patents]](../gifs/ps.gif) | . . . Horizontal pivot, vertical rod, strike rod perpendicular |
204 | ![[Patents]](../gifs/ps.gif) | . . Vertical motion |
205 | ![[Patents]](../gifs/ps.gif) | . . Lateral motion |
206 | ![[Patents]](../gifs/ps.gif) | . . Fixed |
207 | ![[Patents]](../gifs/ps.gif) | . . Portable |
167A | ![[Patents]](../gifs/ps.gif) | . Train approach warning for work cars |
167M | ![[Patents]](../gifs/ps.gif) | . Magnetic rail |
167D | ![[Patents]](../gifs/ps.gif) | . Vehicle-vehicle distance measuring |
208 | ![[Patents]](../gifs/ps.gif) | CAR-DISPLAYED CROSSING SIGNALS |
209 | ![[Patents]](../gifs/ps.gif) | PASSENGERS' STATION SIGNALS |
210 | ![[Patents]](../gifs/ps.gif) | TORPEDO MECHANISM |
211 | ![[Patents]](../gifs/ps.gif) | . Electric |
212 | ![[Patents]](../gifs/ps.gif) | . Magazine |
213 | ![[Patents]](../gifs/ps.gif) | . . Vertical |
214 | ![[Patents]](../gifs/ps.gif) | . . Rotary |
215 | ![[Patents]](../gifs/ps.gif) | . Car attached |
216 | ![[Patents]](../gifs/ps.gif) | . Hand placing devices |
217 | ![[Patents]](../gifs/ps.gif) | AUDIBLE SWITCH AND SIGNAL INDICATORS |
218 | ![[Patents]](../gifs/ps.gif) | ELECTRIC ACTUATION |
219 | ![[Patents]](../gifs/ps.gif) | . Control circuits |
220 | ![[Patents]](../gifs/ps.gif) | . Switch signals |
221 | ![[Patents]](../gifs/ps.gif) | . Motor systems |
222 | ![[Patents]](../gifs/ps.gif) | . . Return-indication-current generation |
223 | ![[Patents]](../gifs/ps.gif) | . . Three-position signals |
224 | ![[Patents]](../gifs/ps.gif) | . . Home and distant signals |
225 | ![[Patents]](../gifs/ps.gif) | . . Reciprocating armature |
226 | ![[Patents]](../gifs/ps.gif) | . . . Controller-actuated switches |
227 | ![[Patents]](../gifs/ps.gif) | . . . . Opposed magnets |
228 | ![[Patents]](../gifs/ps.gif) | . . . . . Circuit changers |
229 | ![[Patents]](../gifs/ps.gif) | . . . . . Tandem contacts |
230 | ![[Patents]](../gifs/ps.gif) | . . . . Alternate throw |
231 | ![[Patents]](../gifs/ps.gif) | . . . Opposed magnets |
232 | ![[Patents]](../gifs/ps.gif) | . . . . Circuit changers |
233 | ![[Patents]](../gifs/ps.gif) | . . . . Tandem contacts, switches |
234 | ![[Patents]](../gifs/ps.gif) | . . . . Parallel contacts, switches |
235 | ![[Patents]](../gifs/ps.gif) | . . . . . Circuit controller |
236 | ![[Patents]](../gifs/ps.gif) | . . . Alternate throw |
237 | ![[Patents]](../gifs/ps.gif) | . . . Fly-back |
238 | ![[Patents]](../gifs/ps.gif) | . . . . Latch or clutch release |
239 | ![[Patents]](../gifs/ps.gif) | . . . . Switches |
240 | ![[Patents]](../gifs/ps.gif) | . . Rotary armature |
241 | ![[Patents]](../gifs/ps.gif) | . . . Opposed motors |
242R | ![[Patents]](../gifs/ps.gif) | . . . Circuit changers |
242A | ![[Patents]](../gifs/ps.gif) | . . . . Overload release |
242B | ![[Patents]](../gifs/ps.gif) | . . . . Dual selector circuit |
242C | ![[Patents]](../gifs/ps.gif) | . . . . . Remote lever, local selector |
243 | ![[Patents]](../gifs/ps.gif) | . . . Fly-back |
244 | ![[Patents]](../gifs/ps.gif) | . . . . Latch or clutch release |
245 | ![[Patents]](../gifs/ps.gif) | . Car-actuated generators |
246 | ![[Patents]](../gifs/ps.gif) | . Car-actuated circuit controllers |
247 | ![[Patents]](../gifs/ps.gif) | . . Wheel or train counting |
248 | ![[Patents]](../gifs/ps.gif) | . . Retarded action |
249 | ![[Patents]](../gifs/ps.gif) | . . Electric or magnetic |
250 | ![[Patents]](../gifs/ps.gif) | . . Single-direction actuation |
251 | ![[Patents]](../gifs/ps.gif) | . . Vertically sprung rail |
252 | ![[Patents]](../gifs/ps.gif) | . . Trolley or plow actuated |
253 | ![[Patents]](../gifs/ps.gif) | . Switch or signal actuated controllers |
254 | ![[Patents]](../gifs/ps.gif) | . Trolley-completed circuits |
255 | ![[Patents]](../gifs/ps.gif) | . Car-wheel-completed circuits |
256 | ![[Patents]](../gifs/ps.gif) | . Relays |
257 | ![[Patents]](../gifs/ps.gif) | FLUID-MOTOR ACTUATION |
258 | ![[Patents]](../gifs/ps.gif) | . Electric control |
259 | ![[Patents]](../gifs/ps.gif) | . . Car-controlled switches |
260 | ![[Patents]](../gifs/ps.gif) | . Signals |
261 | ![[Patents]](../gifs/ps.gif) | . Gates |
262 | ![[Patents]](../gifs/ps.gif) | MECHANICAL-MOTOR ACTUATION |
263 | ![[Patents]](../gifs/ps.gif) | . Electric control |
264 | ![[Patents]](../gifs/ps.gif) | POINT THROWERS |
265 | ![[Patents]](../gifs/ps.gif) | . Magnetic |
266 | ![[Patents]](../gifs/ps.gif) | . Modifier switch |
267 | ![[Patents]](../gifs/ps.gif) | . . Directing-grooves |
268 | ![[Patents]](../gifs/ps.gif) | . Wedging wheel |
269 | ![[Patents]](../gifs/ps.gif) | . Sliding shoe |
270R | ![[Patents]](../gifs/ps.gif) | VEHICLE-ENERGY ACTUATION |
271 | ![[Patents]](../gifs/ps.gif) | . Fluid transmission |
272 | ![[Patents]](../gifs/ps.gif) | . . Gates |
273 | ![[Patents]](../gifs/ps.gif) | . Continuous-rail crossings |
274 | ![[Patents]](../gifs/ps.gif) | . Switch-connected frogs |
275 | ![[Patents]](../gifs/ps.gif) | . Continuous-rail frogs |
276 | ![[Patents]](../gifs/ps.gif) | . . Spring rail |
277 | ![[Patents]](../gifs/ps.gif) | . Automatic turnouts |
| | . Switch stands, automatic |
278 | ![[Patents]](../gifs/ps.gif) | . . Facing setting |
279 | ![[Patents]](../gifs/ps.gif) | . . . Manual control |
280 | ![[Patents]](../gifs/ps.gif) | . . . Resetting |
281 | ![[Patents]](../gifs/ps.gif) | . . . . Vehicle restrained |
282 | ![[Patents]](../gifs/ps.gif) | . . . Trailing setting |
283 | ![[Patents]](../gifs/ps.gif) | . . . . Yielding rail |
284 | ![[Patents]](../gifs/ps.gif) | . . Trailing setting |
285 | ![[Patents]](../gifs/ps.gif) | . . . Yielding rail |
286 | ![[Patents]](../gifs/ps.gif) | . . . . Spring-clutch |
287 | ![[Patents]](../gifs/ps.gif) | . . . . . Coaxial spring |
288 | ![[Patents]](../gifs/ps.gif) | . . . . Counterweight |
289 | ![[Patents]](../gifs/ps.gif) | . . . . Frangible |
290 | ![[Patents]](../gifs/ps.gif) | . . Trailing fly-back |
291 | ![[Patents]](../gifs/ps.gif) | . . . Spring actuated |
292 | ![[Patents]](../gifs/ps.gif) | . Signals and gates, automatic |
293 | ![[Patents]](../gifs/ps.gif) | . . Highway crossing |
294 | ![[Patents]](../gifs/ps.gif) | . . . Visual and audible |
295 | ![[Patents]](../gifs/ps.gif) | . . . Audible |
296 | ![[Patents]](../gifs/ps.gif) | . . . . Bells, single stroke |
297 | ![[Patents]](../gifs/ps.gif) | . . Track mechanism |
298 | ![[Patents]](../gifs/ps.gif) | . . . Single direction |
299 | ![[Patents]](../gifs/ps.gif) | . . . Latch or clutch release |
300 | ![[Patents]](../gifs/ps.gif) | . . . . Electric |
301 | ![[Patents]](../gifs/ps.gif) | . . . . Longitudinal motion |
302 | ![[Patents]](../gifs/ps.gif) | . . . . Vertical motion |
303 | ![[Patents]](../gifs/ps.gif) | . . . Longitudinal spiral cam |
304 | ![[Patents]](../gifs/ps.gif) | . . . Vehicle-restrained gates and doors |
305 | ![[Patents]](../gifs/ps.gif) | . . . . Parallel swing |
306 | ![[Patents]](../gifs/ps.gif) | . . . . Longitudinal motion |
307 | ![[Patents]](../gifs/ps.gif) | . . . . Vertical motion |
308 | ![[Patents]](../gifs/ps.gif) | . . . . . Swinging |
309 | ![[Patents]](../gifs/ps.gif) | . . . . . . Yielding rail |
310 | ![[Patents]](../gifs/ps.gif) | . . . Parallel swing |
311 | ![[Patents]](../gifs/ps.gif) | . . . Longitudinal motion |
312 | ![[Patents]](../gifs/ps.gif) | . . . . Rectilinear |
313 | ![[Patents]](../gifs/ps.gif) | . . . Vertical motion |
314 | ![[Patents]](../gifs/ps.gif) | . Switches, automatic |
315 | ![[Patents]](../gifs/ps.gif) | . . Resetting, vehicle restrained |
316 | ![[Patents]](../gifs/ps.gif) | . . Wheel resetting |
317 | ![[Patents]](../gifs/ps.gif) | . . Facing setting |
318 | ![[Patents]](../gifs/ps.gif) | . . Trailing setting |
319 | ![[Patents]](../gifs/ps.gif) | . . Trailing fly-back |
320R | ![[Patents]](../gifs/ps.gif) | . . . Spiral spring |
321 | ![[Patents]](../gifs/ps.gif) | . . . . Tie or connecting rod |
320A | ![[Patents]](../gifs/ps.gif) | . . . . Dash pot |
322 | ![[Patents]](../gifs/ps.gif) | . . Track mechanism |
323 | ![[Patents]](../gifs/ps.gif) | . . . Selective |
324 | ![[Patents]](../gifs/ps.gif) | . . . Latch or clutch release |
325 | ![[Patents]](../gifs/ps.gif) | . . . . Electric control |
326 | ![[Patents]](../gifs/ps.gif) | . . . Electric control |
327 | ![[Patents]](../gifs/ps.gif) | . . . Alternate throw |
328 | ![[Patents]](../gifs/ps.gif) | . . . . Tappet wheel |
329 | ![[Patents]](../gifs/ps.gif) | . . . Three and multiple throw |
330 | ![[Patents]](../gifs/ps.gif) | . . . Traffic protected |
331 | ![[Patents]](../gifs/ps.gif) | . . . Rotary longitudinal connecting shaft |
332 | ![[Patents]](../gifs/ps.gif) | . . . Cable and pulley connection |
333 | ![[Patents]](../gifs/ps.gif) | . . . Longitudinal sprial cam |
334 | ![[Patents]](../gifs/ps.gif) | . . . Rack and pinion |
335 | ![[Patents]](../gifs/ps.gif) | . . . Bow spring |
336 | ![[Patents]](../gifs/ps.gif) | . . . Longitudinal motion |
337 | ![[Patents]](../gifs/ps.gif) | . . . . Train-trip elevation |
338 | ![[Patents]](../gifs/ps.gif) | . . . . Track-mechanism depression |
339 | ![[Patents]](../gifs/ps.gif) | . . . . Perpendicular swing |
340 | ![[Patents]](../gifs/ps.gif) | . . . . . Double |
341 | ![[Patents]](../gifs/ps.gif) | . . . . Horizontal swing |
342 | ![[Patents]](../gifs/ps.gif) | . . . . . Double acting |
343 | ![[Patents]](../gifs/ps.gif) | . . . . . Double |
344 | ![[Patents]](../gifs/ps.gif) | . . . Transverse motion |
345 | ![[Patents]](../gifs/ps.gif) | . . . . Duplex lever |
346 | ![[Patents]](../gifs/ps.gif) | . . . . Swinging |
347 | ![[Patents]](../gifs/ps.gif) | . . . . . Double acting |
348 | ![[Patents]](../gifs/ps.gif) | . . . . . . Guiding tail |
349 | ![[Patents]](../gifs/ps.gif) | . . . . . Double |
350 | ![[Patents]](../gifs/ps.gif) | . . . . Double acting |
351 | ![[Patents]](../gifs/ps.gif) | . . . . Vertical motion |
352 | ![[Patents]](../gifs/ps.gif) | . . . . . Duplex lever |
353 | ![[Patents]](../gifs/ps.gif) | . . . . . Swinging |
354 | ![[Patents]](../gifs/ps.gif) | . . . . . . Double acting |
355 | ![[Patents]](../gifs/ps.gif) | . . . . . . Double |
356 | ![[Patents]](../gifs/ps.gif) | . . . . . Double |
357 | ![[Patents]](../gifs/ps.gif) | . . . . . . Transverse lever connection |
358 | ![[Patents]](../gifs/ps.gif) | . Switch locks, automatic |
359 | ![[Patents]](../gifs/ps.gif) | . Train trips |
360 | ![[Patents]](../gifs/ps.gif) | . . Electric or magnetic |
361 | ![[Patents]](../gifs/ps.gif) | . . Fluid pressure |
362 | ![[Patents]](../gifs/ps.gif) | . . Resilient |
363 | ![[Patents]](../gifs/ps.gif) | . . Hooks |
364 | ![[Patents]](../gifs/ps.gif) | . . Racks or friction bars |
365 | ![[Patents]](../gifs/ps.gif) | . . Pivoted |
366 | ![[Patents]](../gifs/ps.gif) | . . . Wheel |
367 | ![[Patents]](../gifs/ps.gif) | . . . Rod |
368 | ![[Patents]](../gifs/ps.gif) | . . Vertical motion |
369 | ![[Patents]](../gifs/ps.gif) | . . . Wheel |
370 | ![[Patents]](../gifs/ps.gif) | . . . Rod |
371 | ![[Patents]](../gifs/ps.gif) | . . Lateral motion |
372 | ![[Patents]](../gifs/ps.gif) | . . . Wheel |
373 | ![[Patents]](../gifs/ps.gif) | . . . Rod |
270A | ![[Patents]](../gifs/ps.gif) | . Automatic switch actuation from or by vehicle |
374 | ![[Patents]](../gifs/ps.gif) | SAFETY SIDINGS |
375 | ![[Patents]](../gifs/ps.gif) | CONTINUOUS-RAIL CROSSING |
376 | ![[Patents]](../gifs/ps.gif) | . Overlapped main |
377 | ![[Patents]](../gifs/ps.gif) | . Pivoted rail |
378 | ![[Patents]](../gifs/ps.gif) | . Rotary block |
379 | ![[Patents]](../gifs/ps.gif) | . Movable point |
380 | ![[Patents]](../gifs/ps.gif) | . Sliding rail |
381 | ![[Patents]](../gifs/ps.gif) | . . Longitudinal |
382 | ![[Patents]](../gifs/ps.gif) | SWITCH-CONNECTED FROGS |
383 | ![[Patents]](../gifs/ps.gif) | . Overlapped main |
384 | ![[Patents]](../gifs/ps.gif) | . . Double rail |
385 | ![[Patents]](../gifs/ps.gif) | . Swinging tongue |
386 | ![[Patents]](../gifs/ps.gif) | . . Stub end |
387 | ![[Patents]](../gifs/ps.gif) | . End-pivoted rail |
388 | ![[Patents]](../gifs/ps.gif) | . Center-pivoted rail |
389 | ![[Patents]](../gifs/ps.gif) | . Swinging rail |
390 | ![[Patents]](../gifs/ps.gif) | . . Opposed swing |
391 | ![[Patents]](../gifs/ps.gif) | . . Wing |
392 | ![[Patents]](../gifs/ps.gif) | . Transversely sliding rail |
393 | ![[Patents]](../gifs/ps.gif) | SWITCH STANDS |
394 | ![[Patents]](../gifs/ps.gif) | . Cab signal or train control |
395 | ![[Patents]](../gifs/ps.gif) | . Resetting |
396 | ![[Patents]](../gifs/ps.gif) | . . Latch release, automatic |
397 | ![[Patents]](../gifs/ps.gif) | . . Hand restrained |
398 | ![[Patents]](../gifs/ps.gif) | . . Vehicle restrained |
399 | ![[Patents]](../gifs/ps.gif) | . . Detention devices |
400 | ![[Patents]](../gifs/ps.gif) | . . Key retaining |
401 | ![[Patents]](../gifs/ps.gif) | . Rail lock and position indication |
402 | ![[Patents]](../gifs/ps.gif) | . . Transverse rotary locking shaft |
403 | ![[Patents]](../gifs/ps.gif) | . Three and multiple throw |
404 | ![[Patents]](../gifs/ps.gif) | . Adjustable throw |
405 | ![[Patents]](../gifs/ps.gif) | . Spiral-cam actuated |
406 | ![[Patents]](../gifs/ps.gif) | . Gear actuated |
407 | ![[Patents]](../gifs/ps.gif) | . Structural types |
408 | ![[Patents]](../gifs/ps.gif) | . . Depressed mechanism |
409 | ![[Patents]](../gifs/ps.gif) | . . High semaphore stands |
410 | ![[Patents]](../gifs/ps.gif) | . . Vertical lever |
411 | ![[Patents]](../gifs/ps.gif) | . . . Ground stands |
412 | ![[Patents]](../gifs/ps.gif) | . . Horizontal lever |
413 | ![[Patents]](../gifs/ps.gif) | . . . Drop arm |
414 | ![[Patents]](../gifs/ps.gif) | . . . . Automatic key-lock |
415R | ![[Patents]](../gifs/ps.gif) | SWITCHES |
416 | ![[Patents]](../gifs/ps.gif) | . Slip |
417 | ![[Patents]](../gifs/ps.gif) | . Frog obviating |
418 | ![[Patents]](../gifs/ps.gif) | . . Single ral |
419 | ![[Patents]](../gifs/ps.gif) | . Conduit, third rail or trolley |
420 | ![[Patents]](../gifs/ps.gif) | . Nonderailing, trailing |
421 | ![[Patents]](../gifs/ps.gif) | . . Risers |
422 | ![[Patents]](../gifs/ps.gif) | . . Moving guard rail |
423 | ![[Patents]](../gifs/ps.gif) | . Facing, rerailing |
424 | ![[Patents]](../gifs/ps.gif) | . Facing, selective |
425 | ![[Patents]](../gifs/ps.gif) | . . Side draft |
426 | ![[Patents]](../gifs/ps.gif) | . . Modified wheel |
427 | ![[Patents]](../gifs/ps.gif) | . Stationary turnout |
428 | ![[Patents]](../gifs/ps.gif) | . Snow protected |
429 | ![[Patents]](../gifs/ps.gif) | . Overlap |
430 | ![[Patents]](../gifs/ps.gif) | . Sliding |
431 | ![[Patents]](../gifs/ps.gif) | . Oscillating, longitudinal axis |
432 | ![[Patents]](../gifs/ps.gif) | . Risers |
433 | ![[Patents]](../gifs/ps.gif) | . Vertical motion |
434 | ![[Patents]](../gifs/ps.gif) | . Flexible rail |
435R | ![[Patents]](../gifs/ps.gif) | . Point |
436 | ![[Patents]](../gifs/ps.gif) | . . Recessed rail |
437 | ![[Patents]](../gifs/ps.gif) | . . Renewable and reenforced |
438 | ![[Patents]](../gifs/ps.gif) | . . Point and mate |
439 | ![[Patents]](../gifs/ps.gif) | . . Tandem |
440 | ![[Patents]](../gifs/ps.gif) | . . Three throw |
441 | ![[Patents]](../gifs/ps.gif) | . . Tread guard rail |
442 | ![[Patents]](../gifs/ps.gif) | . . Tongue |
443 | ![[Patents]](../gifs/ps.gif) | . . . Bed lock |
444 | ![[Patents]](../gifs/ps.gif) | . . . Self-cleaning |
435A | ![[Patents]](../gifs/ps.gif) | . . Guard |
445 | ![[Patents]](../gifs/ps.gif) | . Stub |
446 | ![[Patents]](../gifs/ps.gif) | . . Double rail |
447 | ![[Patents]](../gifs/ps.gif) | . . Anti-creep or jar |
448 | ![[Patents]](../gifs/ps.gif) | . Lock |
449 | ![[Patents]](../gifs/ps.gif) | . Tie bars |
450 | ![[Patents]](../gifs/ps.gif) | . . Adjustable |
451 | ![[Patents]](../gifs/ps.gif) | . . . Eccentric |
452 | ![[Patents]](../gifs/ps.gif) | . Connecting rods |
453 | ![[Patents]](../gifs/ps.gif) | . Chairs and plates |
415A | ![[Patents]](../gifs/ps.gif) | . Toy |
454 | ![[Patents]](../gifs/ps.gif) | CROSSINGS, FROGS, AND MATES |
455 | ![[Patents]](../gifs/ps.gif) | . Outer-tread-supported wheel |
456 | ![[Patents]](../gifs/ps.gif) | . Tread guard rail |
457 | ![[Patents]](../gifs/ps.gif) | . Flange-supported wheel |
458 | ![[Patents]](../gifs/ps.gif) | . . Frogs |
459 | ![[Patents]](../gifs/ps.gif) | . Hot filled |
460 | ![[Patents]](../gifs/ps.gif) | . Central inserts |
461 | ![[Patents]](../gifs/ps.gif) | . . Cast bound |
462 | ![[Patents]](../gifs/ps.gif) | . Plate or plate bolted |
463 | ![[Patents]](../gifs/ps.gif) | . Bolted |
464 | ![[Patents]](../gifs/ps.gif) | . Solid |
465 | ![[Patents]](../gifs/ps.gif) | . Crossings |
466 | ![[Patents]](../gifs/ps.gif) | . . Street and steam |
467 | ![[Patents]](../gifs/ps.gif) | . . Chairs |
468 | ![[Patents]](../gifs/ps.gif) | . Frogs |
469 | ![[Patents]](../gifs/ps.gif) | . . Unbroken main |
470 | ![[Patents]](../gifs/ps.gif) | . . Clamped |
471 | ![[Patents]](../gifs/ps.gif) | . . Composite |
472 | ![[Patents]](../gifs/ps.gif) | . Details |
473R | ![[Patents]](../gifs/ps.gif) | SIGNALS |
473.1 | ![[Patents]](../gifs/ps.gif) | . Highway crossing |
473.2 | ![[Patents]](../gifs/ps.gif) | . . Wigwag type |
473.3 | ![[Patents]](../gifs/ps.gif) | . Light beam projecting |
474 | ![[Patents]](../gifs/ps.gif) | . Track reflectors |
475 | ![[Patents]](../gifs/ps.gif) | . Dwarf or pot |
476 | ![[Patents]](../gifs/ps.gif) | . Switch or switch stand |
477 | ![[Patents]](../gifs/ps.gif) | . Roadway, visual, and portable |
478 | ![[Patents]](../gifs/ps.gif) | . Enclosed |
479 | ![[Patents]](../gifs/ps.gif) | . Semaphore |
480 | ![[Patents]](../gifs/ps.gif) | . . Upper quadrant |
481 | ![[Patents]](../gifs/ps.gif) | . . Home and distant |
482 | ![[Patents]](../gifs/ps.gif) | . . Arms |
483 | ![[Patents]](../gifs/ps.gif) | . . . Illuminated |
484 | ![[Patents]](../gifs/ps.gif) | . . Lamp and spectacles |
485 | ![[Patents]](../gifs/ps.gif) | . . Post mechanism |
486 | ![[Patents]](../gifs/ps.gif) | . Bridge warnings |
487 | ![[Patents]](../gifs/ps.gif) | . Torpedoes |
488 | ![[Patents]](../gifs/ps.gif) | . Trainmens' kits |
473A | ![[Patents]](../gifs/ps.gif) | . Toy rail signals |
489 | ![[Patents]](../gifs/ps.gif) | MANUAL ACTUATION |
| | ****************************** |
| | DIGESTS |
| | ****************************** |
DIG 1 | ![[Patents]](../gifs/ps.gif) | Radiant energy devices |
DIG 2 | ![[Patents]](../gifs/ps.gif) | Thermal sensing devices |