Coupling device and power device for supplying electrical power

Details Coupling device and power device for supplying electrical power Coupling device and power device for supplying electrical power

1990-01-26

1991-04-30

Gellner, Michael L.

G03B 1712

Patent

active

050122649

ABSTRACT:
An electrical power source connecting device for connecting a first functional body having an electrical power source and a second functional body by an releasably attached connecting portion having an electrical connecting portion is disclosed, comprising a switch whose state is changed when the attaching of the first and second functional bodies is completed, and control means for discriminating the state of the switch upon affirmation of the attachment of the first and second functional bodies to supply electrical power from the electrical power source to the second functional body through the electrical connecting portion, the aforesaid connecting portion including a manually operable locking member for maintaining the attached state and for releasing the attached state, and the aforesaid switch cooperating with the locking member in such a manner that when the attaching of the first and second functional bodies is complete, its state changes, and when the locking member is operated to release, its state changes to stop the electrical power supply before the movement of the first and second bodies from the locking state starts.

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patent: 3620149 (1971-11-01), Ogihara
patent: 3906534 (1975-09-01), Shirasaki
patent: 4003068 (1977-01-01), Hashimoto et al.
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patent: 4464034 (1984-08-01), Toraino
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patent: 4660953 (1987-04-01), Fuchi et al.
patent: 4748467 (1988-05-01), Maekawa et al.
patent: 4766453 (1988-08-01), Shiokama et al.

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