CA929357A - Electro-mechanical drive mechanism for watches and related devices - Google Patents

Electro-mechanical drive mechanism for watches and related devices

Info

Publication number
CA929357A
CA929357A CA119448A CA119448A CA929357A CA 929357 A CA929357 A CA 929357A CA 119448 A CA119448 A CA 119448A CA 119448 A CA119448 A CA 119448A CA 929357 A CA929357 A CA 929357A
Authority
CA
Canada
Prior art keywords
watches
electro
drive mechanism
mechanical drive
related devices
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA119448A
Other versions
CA119448S (en
Inventor
E. Hahn Edward
L. Radnik Joseph
F. Ridenour Wayne
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GRUEN INDUSTRIES
Original Assignee
GRUEN INDUSTRIES
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by GRUEN INDUSTRIES filed Critical GRUEN INDUSTRIES
Application granted granted Critical
Publication of CA929357A publication Critical patent/CA929357A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B11/00—Click devices; Stop clicks; Clutches
    • G04B11/001—Clutch mechanism between two rotating members with transfer of movement in both directions, possibly with limitation on the transfer of power
    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B11/00—Click devices; Stop clicks; Clutches
    • G04B11/02—Devices allowing the motion of a rotatable part in only one direction
    • G04B11/04—Pawl constructions therefor, e.g. pawl secured to an oscillating member actuating a ratchet
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/15—Intermittent grip type mechanical movement
    • Y10T74/1526—Oscillation or reciprocation to intermittent unidirectional motion
CA119448A 1970-09-21 1971-07-29 Electro-mechanical drive mechanism for watches and related devices Expired CA929357A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7377070A 1970-09-21 1970-09-21

Publications (1)

Publication Number Publication Date
CA929357A true CA929357A (en) 1973-07-03

Family

ID=22115698

Family Applications (1)

Application Number Title Priority Date Filing Date
CA119448A Expired CA929357A (en) 1970-09-21 1971-07-29 Electro-mechanical drive mechanism for watches and related devices

Country Status (5)

Country Link
US (1) US3657875A (en)
CA (1) CA929357A (en)
DE (1) DE2120357C3 (en)
FR (1) FR2112958A5 (en)
GB (1) GB1352790A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4207733A (en) * 1978-09-07 1980-06-17 Datcon Instrument Company Elapsed time indicator
US5932940A (en) 1996-07-16 1999-08-03 Massachusetts Institute Of Technology Microturbomachinery
CH701883A1 (en) * 2009-09-24 2011-03-31 Mps Micro Prec Systems Ag Coupling device.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2347425A (en) * 1944-04-25 Clutch for fare registers
US2977811A (en) * 1958-11-24 1961-04-04 North Electric Co Ratchet and pawl stepping mechanism

Also Published As

Publication number Publication date
DE2120357C3 (en) 1974-07-18
DE2120357B2 (en) 1974-01-03
FR2112958A5 (en) 1972-06-23
GB1352790A (en) 1974-05-08
DE2120357A1 (en) 1972-03-30
US3657875A (en) 1972-04-25

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