Recorders – Writers – Receiver and marker movable
Reexamination Certificate
2008-01-08
2008-01-08
Shah, Manish S. (Department: 2853)
Recorders
Writers
Receiver and marker movable
C346S068000, C346S136000
Reexamination Certificate
active
10979982
ABSTRACT:
One embodiment of the invention is directed to a method of creating and maintaining a calibrated bi-metallic element assembly configuration in a strip chart recorder including a housing having top and bottom portions. The method includes acts of positioning a bi-metallic element assembly on the bottom portion of the housing while the housing is in an open configuration, closing the housing, and attaching the bi-metallic element assembly to the top portion of the housing when the housing is closed. Another embodiment of the invention is directed to a strip chart recorder, including a housing comprising top and bottom portions, the top portion of the housing having a first mating feature, a bi-metallic element assembly having a second mating feature, and a strip chart positioned on the bottom portion of the housing. The first and second mating features are adapted to engage each other upon closing of the housing.
REFERENCES:
patent: 3787885 (1974-01-01), Johnson
patent: 3868697 (1975-02-01), Schefe
patent: 4755063 (1988-07-01), Nakagawa et al.
patent: 4926192 (1990-05-01), Stires et al.
Conrard John
Walters David B.
Sensitech Inc.
Shah Manish S.
Wolf Greenfield & Sacks P.C.
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