Rotational support for counter wheel facilitates assembly/disass

Details Rotational support for counter wheel facilitates assembly/disass Rotational support for counter wheel facilitates assembly/disass

1999-04-01

2000-08-01

Adams, Russell

Photography

Having camera indicator

Film condition indicator

396 6, 396281, G03B 702

Patent

active

060978996

ABSTRACT:
A frame counter comprising a counter wheel rotatable in a count related direction to change a frame count, and an anti-backup pawl for engaging the counter wheel to prevent reverse rotation of the counter wheel, is characterized in that a fixed bearing constructed to support the counter wheel for rotation at a first location, and the anti-backup pawl has an integral bearing constructed to support the counter wheel for rotation at a second location which is spaced from the first location, and is supported to be retracted from a ready position for engagement with the counter wheel to retract the integral bearing from the second location, whereby the counter wheel can be placed between the fixed bearing and the retracted pawl and integral bearing during assembly of the frame counter.

REFERENCES:
patent: 3136291 (1964-06-01), Irisawa et al.
patent: 4075647 (1978-02-01), Johnson
patent: 5235366 (1993-08-01), Kucmerowski
patent: 5862422 (1999-01-01), Glogan
patent: 5864723 (1999-01-01), Cipolia et al.

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