Angular pneumatic gripper

Details Angular pneumatic gripper Angular pneumatic gripper

2007-02-06

2007-02-06

Crawford, Gene O. (Department: 3652)

Handling: hand and hoist-line implements

Hook, hoistline, or grab type

Locking device

Reexamination Certificate

active

10920919

ABSTRACT:
The invention concerns a pneumatic angular gripper which includes a gripper body forming a chamber (14), a piston (12) moving alternately in said chamber, and a pair of gripper jaws (13) oscillating in opposite directions on respective rotation axes in said gripper body. Each jaw (13) is connected to the head of one piston stem (12) by means of a connecting rod (22) forming a longitudinal extension of the jaw and susceptible to angular movements in regards to the head of the stem of said piston. The connecting rod has a distal part guided and sliding in a base hole (21) formed in its respective jaw (13) and a proximal part fixed to a turning pin (23) placed on board the head of the piston stem.

REFERENCES:
patent: 4607873 (1986-08-01), Nusbaumer et al.
patent: 4667998 (1987-05-01), Borcea et al.
patent: 4892344 (1990-01-01), Takada et al.
patent: 5639136 (1997-06-01), Rosengren et al.
patent: 5904358 (1999-05-01), Hosono et al.
patent: 6428070 (2002-08-01), Takanashi et al.
patent: 6530615 (2003-03-01), Filipiak et al.
patent: 6575512 (2003-06-01), Moilanen et al.

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