Detachable coupling

Details Detachable coupling Detachable coupling

1975-06-17

1976-12-14

Wolfe, Robert L.

Beds

With means for relocating an invalid

With a hoisting, lifting, elevating, or raising device

5 86, A61G 710

Patent

active

039966321

ABSTRACT:
The coupling comprises two coupling elements, the first element of which may form part of a lifting device for lifting sick persons or invalids and the second element may serve for attaching to a supporting element to carry the sick person, the first coupling element comprising two spaced parallel jaw plates provided with first hook means adjacent their upper end and clamping means adjacent their lower end, the second coupling element comprising an elongated rod provided with second hook means adapted to cooperate with the first hook means, the said rod fitting between the jaw plates when the first and second hook means are caused to cooperate, a lower portion of the rod being provided with a cam for cooperating with the said clamping means in the coupling position.

REFERENCES:
patent: 2793768 (1957-05-01), Schaedler
patent: 3172551 (1965-03-01), Wolfe
patent: 3659594 (1972-05-01), Schwab
patent: 3694829 (1972-10-01), Bakker

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