Automatic door

Details Automatic door Automatic door

1996-06-17

1998-08-04

Cabeca, John W.

Electricity: motive power systems

Automatic and/or with time-delay means

Movement, position, or limit-of-travel

318286, 318452, 36416701, 49 29, G05B 500

Patent

active

057898871

ABSTRACT:
A memory system for an automatic door, the memory system being capable of recording for a specified length of time all relevant operational parameters according to the first-in/first-out principle.

REFERENCES:
patent: 4342379 (1982-08-01), Games et al.
patent: 4401929 (1983-08-01), Odaka et al.
patent: 4563625 (1986-01-01), Kornbrekke et al.
patent: 4809817 (1989-03-01), Kawai
patent: 4831509 (1989-05-01), Jones et al.

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