| Class 194 | CHECK-ACTUATED CONTROL MECHANISMS |
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![[List of Pre Grant Publications for class 194 subclass 200]](../as.gif) | ![[List of Patents for class 194 subclass 200]](../ps.gif) | 200 | WITH MEANS RESPONSIVE TO MALFUNCTION |
| | 202 | WITH ADDITIONAL, DISPARATE MEANS PREVENTING FRAUDULENT ACTUATION |
| | 205 | CONTROL MECHANISM ACTUATED BY CHECK, OTHER THAN COIN (E.G., SLUG, TOKEN, CARD, ETC.), WHICH IS MUTILATED OR RETAINED |
| | 206 |  By pliant currency (e.g., dollar bill, etc.) |
| | 208 | Having means to mutilate check |
| | 210 | Having means to read magnetically encoded check |
| | 211 | Having electric circuit with switch operated by check |
| | 212 | Having means to test physical characteristic of check |
| | 215 | INCLUDING VALUE ACCUMULATOR FOR PLURAL CHECKS |
| | 216 | Having solid state circuitry |
| | 219 | And electric circuit with switch operated by check |
| | 220 |  Accumulator includes electric circuit having stepper switch |
| | 223 | Accumulator having ratchet wheel |
| | 224 | Having electric circuit completed by check itself |
| | 225 | Mechanical accumulator |
| | 229 | CONTROL MECHANISM RESPONSIVE TO PLURALITY OF CHECKS |
| | 230 | Including electric circuit with switch operated by check |
| | 232 | Including part locked by detent and released by check |
| | 237 | Check prevents locking of part by detent |
| | 239 | INCLUDING ELECTRIC CIRCUIT WITH SWITCH OPERATED BY CHECK |
| | 240 | And holding circuit responsive to operation of switch |
| | 243 | And means to impart thrust to check to operate switch |
| | 244 | Weight of check operates switch |
| | 247 | INCLUDING PART LOCKED BY DETENT AND RELEASED BY CHECK |
| | 248 | Stationary detent |
| | 249 | And means to impart thrust to check to unlock part |
| | 250 | Noncontacting, relatively movable parts connected by check |
| | 253 | Pivoted detent |
| | 258 | Pivoted released part |
| | 259 | Reciprocating released part |
| | 260 | Weight of check unlocks part |
| | 261 | Pivoted released part |
| | 262 |  Unidirectionally pivoted |
| | 263 |  Noncontacting, relatively movable parts connected by check |
| | 264 | Having means to hold check in contact with detent |
| | 267 | Having motor for driving released part |
| | 268 |  Spring motor |
| | 269 |  And regulating escapement mechanism |
| | 270 | And regulating ratchet mechanism |
| | 271 | Spring biased detent |
| | 272 | And regulating ratchet mechanism |
| | 273 | Weight motor |
| | 276 | Having regulating ratchet mechanism |
| | 277 | Having means to hold check in contact with detent |
| | 278 | Having motor for driving released part |
| | 282 | Having means to hold check in contact with detent |
| | 285 | Released part biased by spring |
| | 287 | Released part biased by weight |
| | 288 | Pivoted detent |
| | 290 | CHECK PREVENTS LOCKING OF PART BY DETENT |
| | 293 | INCLUDING NONCONTACTING, RELATIVELY MOVABLE PARTS CONNECTED BY CHECK |
| | 294 | And means to impart thrust to check to move part |
| | 295 | Having pivoted part |
| | 300 | Parts spring biased |
| | 301 | Weight of check moves part |
| | 302 | INCLUDING MEANS TO TEST VALIDITY OF CHECK |
| | 303 | By testing material composition |
| | 304 | Having electric circuit completed by check |
| | 305 | Circuit includes thermocouple |
| | 306 | Circuit includes three or more contacts |
| | 307 | Circuit includes movable contact |
| | 310 | And means to impart thrust to check |
| | 312 | And means to stop check at contact |
| | 315 | Circuit includes spring contact |
| | 316 | Circuit includes elongated contact (e.g., long slide, etc.) |
| | 317 | Having electric circuit influenced by check |
| | 320 | Having magnetic field acting on check |
| | 321 | And scavenger mechanism |
| | 324 | And magnetically actuated deflector or stop |
| | 325 | Speed or path of check altered |
| | 327 | Check impacts against rigid body (i.e., bounce test) |
| | 328 | Having means to test surface configuration |
| | 334 | Having means to test size |
| | 339 | Having means to test weight |
| | 342 | INCLUDING MEANS TO IMPART THRUST TO CHECK |
| | 344 | INCLUDING SPECIFIC CHECK PASSAGEWAY (E.G., CHUTE DETAIL, ETC.) |
| | 345 | And scavenger mechanism |
| | 346 | And movable check diverter |
| | 347 | Having means to divert spurious matter |
| | 350 | WITH SPECIFIC CABINET STRUCTURE |
| | 214 | CHECK, PER SE |
| | 353 | MISCELLANEOUS |
| CROSS-REFERENCE ART COLLECTIONS | ||
| | 900 | PARKING METER WITH BARRIER |
| | 901 | CHECK-OPERATED TOLL BOOTH |
| | 902 | CHECK-OPERATED DEVICE FOR CONTROLLING PARKING LOT |
| | 903 | CHECK-CONTROLLED TURNSTILE |
| | 904 | CHECK-OPERATED RELEASER FOR AUTOMOBILE SERVICE EQUIPMENT |
| | 905 | SHOPPING CART RETURN |
| | 906 | VIDEO CASSETTE VENDOR |
| FOREIGN ART COLLECTIONS | ||
| FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |