Method of assembling a sealing ring in an outer annular groove

Details Method of assembling a sealing ring in an outer annular groove Method of assembling a sealing ring in an outer annular groove

2005-08-16

2005-08-16

Bryant, David P. (Department: 3726)

Metal working

Method of mechanical manufacture

Assembling or joining

C029S888300

Reexamination Certificate

active

06928714

ABSTRACT:
The invention relates to an assembly tool for assembling a sealing ring (3) in an annular groove (4, 9) of a machine part (1, 7), in particular of a valve plate (7). By the provision that the assembly tool (10, 23) includes a pneumatic piston-cylinder unit (11, 12, 26, 27) for uniformly press-fitting the sealing ring (3) into the annular groove (4, 9), a simple assembly tool that is economical to make, is versatile to use and can be used in mobile application, and nevertheless enables reliable seal assembly without injuring anyone.

REFERENCES:
patent: 3940845 (1976-03-01), Czerwiak
patent: 3981066 (1976-09-01), Calvert
patent: 4550486 (1985-11-01), Yarimizu
patent: 5564177 (1996-10-01), Fernandes et al.
patent: 5956830 (1999-09-01), Imbus et al.
patent: 6012209 (2000-01-01), Whetstone

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