GB1341319A - Timepiece calendar mechanism - Google Patents

Timepiece calendar mechanism

Info

Publication number
GB1341319A
GB1341319A GB6000771A GB6000771A GB1341319A GB 1341319 A GB1341319 A GB 1341319A GB 6000771 A GB6000771 A GB 6000771A GB 6000771 A GB6000771 A GB 6000771A GB 1341319 A GB1341319 A GB 1341319A
Authority
GB
United Kingdom
Prior art keywords
date
dec
pin
day
calendar mechanism
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
GB6000771A
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.)
Suwa Seikosha KK
Original Assignee
Suwa Seikosha KK
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 Suwa Seikosha KK filed Critical Suwa Seikosha KK
Publication of GB1341319A publication Critical patent/GB1341319A/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
    • 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
    • G04B19/00—Indicating the time by visual means
    • G04B19/24—Clocks or watches with date or week-day indicators, i.e. calendar clocks or watches; Clockwork calendars
    • G04B19/243—Clocks or watches with date or week-day indicators, i.e. calendar clocks or watches; Clockwork calendars characterised by the shape of the date indicator
    • G04B19/247—Clocks or watches with date or week-day indicators, i.e. calendar clocks or watches; Clockwork calendars characterised by the shape of the date indicator disc-shaped
    • 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
    • G04B19/00—Indicating the time by visual means
    • G04B19/24—Clocks or watches with date or week-day indicators, i.e. calendar clocks or watches; Clockwork calendars
    • G04B19/243—Clocks or watches with date or week-day indicators, i.e. calendar clocks or watches; Clockwork calendars characterised by the shape of the date indicator
    • G04B19/247—Clocks or watches with date or week-day indicators, i.e. calendar clocks or watches; Clockwork calendars characterised by the shape of the date indicator disc-shaped
    • G04B19/253—Driving or releasing mechanisms
    • G04B19/25306—Independent date indicating devices activated by hand or by clockwork, e.g. calendar watches
    • G04B19/25313—Independent date indicating devices activated by hand or by clockwork, e.g. calendar watches driven or released by a steady movement
    • G04B19/25326—Independent date indicating devices activated by hand or by clockwork, e.g. calendar watches driven or released by a steady movement manually corrected at the end of months having less than 31 days

Abstract

1341319 Date indicating SUWA SEIKOSHA KK 23 Dec 1971 [28 Dec 1970] 6007/71 Heading G3T A jumper 8, for resiliently retaining a day wheel 2 and a date ring 1 of a timepiece comprises sprung arms 8d, 8b and a centre portion pivoted about a pin 10. The ends 8c, 8a of the arms 8d, 8b are thickened to engage the teeth of the day wheel and date ring. It is stated that for timepieces having only a day or date member the other arm is retained by a pin or hole.
GB6000771A 1970-12-28 1971-12-23 Timepiece calendar mechanism Expired GB1341319A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1970132711U JPS5040618Y1 (en) 1970-12-28 1970-12-28

Publications (1)

Publication Number Publication Date
GB1341319A true GB1341319A (en) 1973-12-19

Family

ID=15087769

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6000771A Expired GB1341319A (en) 1970-12-28 1971-12-23 Timepiece calendar mechanism

Country Status (4)

Country Link
US (1) US3688490A (en)
JP (1) JPS5040618Y1 (en)
FR (1) FR2120056B1 (en)
GB (1) GB1341319A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH551036A (en) * 1972-02-16 1974-06-28
EP3904964B1 (en) 2020-05-01 2023-03-08 Rolex Sa Device for displaying a time or time-derived indication and device for indexing
EP3904962B1 (en) 2020-05-01 2023-08-02 Rolex Sa Device for indexing and device for displaying a time or time-derived indication

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH260353A (en) * 1947-06-26 1949-03-15 Ltd Leonidas Watch Factory Jumper device cooperating with two toothed wheels.
CH310560A (en) * 1953-08-26 1955-10-31 Record Watch Co S A Calendar timepiece.
CH367760A (en) * 1961-02-03 1962-11-15 Venus Ebauches Calendar watch
JPS4511971Y1 (en) * 1966-08-03 1970-05-27
CH639869A4 (en) * 1969-04-28 1973-03-15
DE1927243A1 (en) * 1969-05-29 1970-12-03 Kienzle Uhrenfabriken Gmbh Calendar mechanism

Also Published As

Publication number Publication date
DE2165085A1 (en) 1972-07-20
DE2165085B2 (en) 1975-07-03
US3688490A (en) 1972-09-05
FR2120056A1 (en) 1972-08-11
JPS5040618Y1 (en) 1975-11-19
FR2120056B1 (en) 1974-10-11

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years