Automatic opening and closing device for back door

Details Automatic opening and closing device for back door Automatic opening and closing device for back door

1990-12-24

1993-06-29

Kannan, Philip C.

Movable or removable closures

With operator for movably mounted closure

Operating lever or link and closure swing about parallel axes

49344, E05F 1504

Patent

active

052223280

ABSTRACT:
An automatic opening and closing device for back door includes a back door rotatably supported on a body. A telescopically adjustable device is telescopically disposed between the back door and the body. One end of the telescopically adjustable device connected to the back door and the other end thereof is connected to the body. A driving device is served for telescopically moving the telescopically adjustable device.

REFERENCES:
patent: 2999683 (1961-09-01), Pickles
patent: 3716945 (1973-02-01), Cooper et al.
patent: 4249771 (1981-02-01), Gergoe et al.
patent: 4739585 (1988-04-01), Pickles
patent: 4782628 (1988-11-01), Gaddis
patent: 4823059 (1989-04-01), Compeau et al.
patent: 4850094 (1989-07-01), Lybecker
patent: 4903435 (1990-02-01), Bittmann et al.
patent: 4924626 (1990-05-01), Ts'ao
patent: 4934203 (1990-06-01), Bailey et al.

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