Piston assembly

Details Piston assembly Piston assembly

2006-06-20

2006-06-20

Lazo, Thomas E. (Department: 3745)

Expansible chamber devices

With assembly or disassembly facilitating means

C092S255000

Reexamination Certificate

active

07063004

ABSTRACT:
Apparatus and methods for assembling a piston assembly that comprises a piston comprising a head end flange and a crank end flange and a rod having a head end shoulder and a crank end shoulder. The head end shoulder of the rod contacts the head end flange of the piston and the crank end shoulder of the rod contacts the crank end flange of the piston. A nut engages the rod such that the head end flange of the piston is disposed between the nut and the head end shoulder of said rod. A collar engages the piston such that the crank end shoulder of the rod is disposed between the collar and the crank end flange of the piston.

REFERENCES:
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patent: 3149543 (1964-09-01), Naab
patent: 3807285 (1974-04-01), Phillips
patent: 3808956 (1974-05-01), Knapp
patent: 3868192 (1975-02-01), Pennington et al.
patent: 3951048 (1976-04-01), Bloom et al.
patent: 4630958 (1986-12-01), McCallister
patent: 5586483 (1996-12-01), Sine
patent: 5878652 (1999-03-01), Kottke
patent: 6817278 (2004-11-01), Hennemann et al.

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