Weight plate with externally actuated spring loaded internal...

Details Weight plate with externally actuated spring loaded internal... Weight plate with externally actuated spring loaded internal...

2004-10-22

2008-10-14

Donnelly, Jerome (Department: 3764)

Exercise devices

User manipulated force resisting apparatus, component...

Utilizing weight resistance

C482S108000

Reexamination Certificate

active

07435206

ABSTRACT:
A weight plate for use with physical fitness equipment comprising a plate body with at least a main throughbore and, possibly, other throughbores passing therethrough. The body additionally has an internal bore within the thickness of the plate body which intersects the main central throughbore. A spring loaded selector pin is movably mounted within the internal bore to selectively engage and disengage the plate body to a post positioned in the main throughbore. A handle is mounted to the selector pin externally to the plate to selectively position the selector pin.

REFERENCES:
patent: 2447218 (1948-08-01), Trzesniewski
patent: 4601466 (1986-07-01), Lais
patent: 4955603 (1990-09-01), Becker
patent: 5135451 (1992-08-01), Chen
patent: 5417634 (1995-05-01), Habing
patent: 6447430 (2002-09-01), Webb et al.
patent: 6602169 (2003-08-01), Patti

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