Handling: hand and hoist-line implements – Hook – hoistline – or grab type – Locking device
Patent
1995-08-03
1998-11-03
Cherry, Johnny D.
Handling: hand and hoist-line implements
Hook, hoistline, or grab type
Locking device
188 67, 2941031, 2941191, 901 39, B25J 1500
Patent
active
058298118
ABSTRACT:
A multiposition locking mechanism for use in industrial grippers capable of restraining substantially infinite forces including: an angular or conical surface; a locking part; a release part; a force surface for establishing locking forces; a plurality of cylindrical or spherical parts such that the mechanism is capable of moving and locking and releasing a jaw device at more than one discrete point with a maximum of one motor device operatively attached to the jaw device.
REFERENCES:
patent: 1031637 (1912-07-01), Fischer
patent: 2222941 (1940-11-01), Freeman
patent: 2800819 (1957-07-01), Smith
patent: 2888104 (1959-05-01), Frayer
patent: 3586138 (1971-06-01), Engle
patent: 4572564 (1986-02-01), Cipolla
patent: 4577732 (1986-03-01), Gottling
patent: 4723806 (1988-02-01), Yuda
patent: 5163729 (1992-11-01), Borcea et al.
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