Boots – shoes – and leggings
Patent
1979-07-09
1982-05-18
Wise, Edward J.
Boots, shoes, and leggings
364300, 364426, 187 29R, B66B 300, G06F 1520
Patent
active
043308384
ABSTRACT:
An elevator test operation apparatus for a multi-floor service elevator comprises a digital computer for processing an elevator control signal. The digital computer is provided with means for storing an elevator operation control program, and interface means for transferring a signal from an elevator control system to the digital computer or transferring a signal from the digital computer to the elevator control system, thereby to process the signal from the elevator control system in accordance with said elevator operation control program. The elevator test operation system further comprises means operated by maintenance personnel in a test operation and generating test signals such as a command for establishing an elevator car weight and a command for shortening a period of time when an elevator door is opened, and interface means for supplying those test signals to the digital computer, wherein the digital computer further comprises means for storing various programs for shortening the opening time of the elevator door during test operation and for establishing the elevator car weight, and a test operation program thereby to execute the test operation program in accordance with the test operation signal.
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patent: 4106593 (1978-08-01), Otto
patent: 4115847 (1978-09-01), Osder et al.
patent: 4155116 (1979-05-01), Twwfik et al.
patent: 4162396 (1979-07-01), Howard et al.
patent: 4209833 (1980-06-01), Krupp et al.
Kuzunuki Soshiro
Nakazato Masao
Sakata Kazuhiro
Yoneda Kenji
Yuminaka Takeo
Hitachi , Ltd.
Wise Edward J.
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