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Class Information
Number: 368/323
Name: Horology: time measuring systems or devices > Cannon pinion details
Description: Subject matter comprising particular details of a pinion frictionally placed on the center arbor by which time and dial trains are connected and having a long boss or pipe to which the minute-hand is attached.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7321528 |
Watch movement |
Jan. 22, 2008 |
| 6687192 |
Timepiece movement |
Feb. 3, 2004 |
| 6012838 |
Electronic watch |
Jan. 11, 2000 |
| 5506820 |
Gear train structure of an electronic watch |
Apr. 9, 1996 |
| 5253231 |
Braking arrangement for a gear wheel |
Oct. 12, 1993 |
| 5079754 |
End-face waving gear reducer |
Jan. 7, 1992 |
| 4893292 |
Electronic watch movement comprising time display means having indicator hands |
Jan. 9, 1990 |
| 4860270 |
Drive coupling |
Aug. 22, 1989 |
| 4805161 |
Drive arrangement for an electronically controlled watch |
Feb. 14, 1989 |
| 4785434 |
Slip structure of a timepiece |
Nov. 15, 1988 |
| 4753537 |
Digital clock construction, pinion gear therefor and methods of making the same |
Jun. 28, 1988 |
| 4711584 |
Movement of electronic watch of analog display type |
Dec. 8, 1987 |
| 4653932 |
Digital clock construction, pinion gear therefor and methods of making the same |
Mar. 31, 1987 |
| 4308610 |
Gear train for analog display timepiece |
Dec. 29, 1981 |
| 4250576 |
Electric clock |
Feb. 10, 1981 |
| 4143510 |
Analogue electronic timepiece with setting means |
Mar. 13, 1979 |
| 4125994 |
Train structure of a timepiece |
Nov. 21, 1978 |
| 3930361 |
Slip wheel structure of a watch movement |
Jan. 6, 1976 |
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