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Class Information
Number: 187/380
Name: Elevator, industrial lift truck, or stationary lift for vehicle > With call registration means
Description: Subject matter provided with means which receives, processes, and stores or cancels requests (i.e., car calls, hall calls) by individuals for elevator service to change their landing*.

Sub-classes under this class:

Class Number Class Name Patents
187/388 Also directs response 55
187/381 Having call cancel or refuse feature 25
187/389 Includes specific floor selector 23
187/382 Shared by plural load supports 208

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
4846310 Signal transmission apparatus for elevator Jul. 11, 1989
4785916 Call registration and acknowledgement system for an elevator and method of testing such system Nov. 22, 1988
4742893 Signalling procedure for a lift and a signalling system May. 10, 1988
4735294 Elevator group control for the distribution of traffic at a main floor Apr. 5, 1988
4724931 Group-supervisory apparatus for elevator Feb. 16, 1988
4718520 Group control for elevators Jan. 12, 1988
4685538 Remote call registration system for elevator Aug. 11, 1987
4683989 Elevator communication controller Aug. 4, 1987
4673911 Elevator remote-control apparatus Jun. 16, 1987
4662479 Operating apparatus for elevator May. 5, 1987
4655324 Method for privately controlling an elevator Apr. 7, 1987
4650037 Elevator system Mar. 17, 1987
4614931 Call signal conversion apparatus for elevator system Sep. 30, 1986
4594570 Elevator control Jun. 10, 1986
4558298 Elevator call entry system Dec. 10, 1985
4520905 Elevator group control apparatus Jun. 4, 1985
4497391 Modular operational elevator control system Feb. 5, 1985
4431086 Elevator system Feb. 14, 1984
4376930 Call signal conversion apparatus for elevator system Mar. 15, 1983
4288859 Apparatus for placing in order the servicing sequence of storey calls of elevator systems Sep. 8, 1981
4206438 Elevator control circuit module Jun. 3, 1980
4195712 Control system for a plurality of elevators Apr. 1, 1980
4191277 Apparatus for transmitting control signals to elevators or the like Mar. 4, 1980
4149614 Elevator system Apr. 17, 1979
4120381 Elevator system Oct. 17, 1978
4111284 Elevator system Sep. 5, 1978
4042067 Elevator system Aug. 16, 1977
3952837 Signaling system for an elevator Apr. 27, 1976

1 2 3

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