GB2208018B - Timepiece - Google Patents

Timepiece

Info

Publication number
GB2208018B
GB2208018B GB8817226A GB8817226A GB2208018B GB 2208018 B GB2208018 B GB 2208018B GB 8817226 A GB8817226 A GB 8817226A GB 8817226 A GB8817226 A GB 8817226A GB 2208018 B GB2208018 B GB 2208018B
Authority
GB
United Kingdom
Prior art keywords
main plate
bridge
tongue
plate
timepiece
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 - Lifetime
Application number
GB8817226A
Other languages
English (en)
Other versions
GB8817226D0 (en
GB2208018A (en
Inventor
Toshimasa Ikegami
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson Corp
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
Priority claimed from JP1987187315U external-priority patent/JPH0642227Y2/ja
Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp
Publication of GB8817226D0 publication Critical patent/GB8817226D0/en
Publication of GB2208018A publication Critical patent/GB2208018A/en
Application granted granted Critical
Publication of GB2208018B publication Critical patent/GB2208018B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G04B29/00—Frameworks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/14—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass gear parts, e.g. gear wheels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
    • F16H55/02—Toothed members; Worms
    • F16H55/17—Toothed wheels
    • 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
    • G04B13/00—Gearwork
    • G04B13/02—Wheels; Pinions; Spindles; Pivots
    • 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
    • G04B27/00—Mechanical devices for setting the time indicating means
    • G04B27/02—Mechanical devices for setting the time indicating means by making use of the winding means
    • G04B27/04—Mechanical devices for setting the time indicating means by making use of the winding means with clutch wheel
    • 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
    • G04B29/00—Frameworks
    • G04B29/02—Plates; Bridges; Cocks
    • 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
    • G04B29/00—Frameworks
    • G04B29/02—Plates; Bridges; Cocks
    • G04B29/027—Materials and manufacturing
    • 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
    • G04B31/00—Bearings; Point suspensions or counter-point suspensions; Pivot bearings; Single parts therefor
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/008—Mounting, assembling of components
    • G—PHYSICS
    • G04—HOROLOGY
    • G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D3/00—Watchmakers' or watch-repairers' machines or tools for working materials
    • G04D3/0002—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe
    • G04D3/0053—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe for framework components

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Metallurgy (AREA)
  • Electromechanical Clocks (AREA)
  • Electric Clocks (AREA)
  • Gears, Cams (AREA)
GB8817226A 1987-07-21 1988-07-20 Timepiece Expired - Lifetime GB2208018B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP18134187 1987-07-21
JP1987187315U JPH0642227Y2 (ja) 1987-12-09 1987-12-09 時 計

Publications (3)

Publication Number Publication Date
GB8817226D0 GB8817226D0 (en) 1988-08-24
GB2208018A GB2208018A (en) 1989-02-15
GB2208018B true GB2208018B (en) 1991-08-07

Family

ID=26500572

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8817226A Expired - Lifetime GB2208018B (en) 1987-07-21 1988-07-20 Timepiece

Country Status (5)

Country Link
KR (1) KR930002498B1 (enrdf_load_stackoverflow)
CN (1) CN1013229B (enrdf_load_stackoverflow)
CH (1) CH679199B5 (enrdf_load_stackoverflow)
GB (1) GB2208018B (enrdf_load_stackoverflow)
HK (1) HK40794A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004020421A (ja) * 2002-06-18 2004-01-22 Seiko Instruments Inc 複数モータを備えたアナログクロノグラフ時計
CN100542737C (zh) * 2005-04-20 2009-09-23 刘东刚 工艺镂空手表主夹板部件加工工艺
EP2781965B1 (fr) * 2013-03-19 2017-11-15 Nivarox-FAR S.A. Cassette de mécanisme d'horlogerie
DE102014117436B3 (de) * 2014-11-27 2015-11-05 Lange Uhren Gmbh Schrittschalteinrichtung

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB278954A (en) * 1925-08-08 1927-10-20 Junghans Geb Ag Improvements in or relating to mechanism supports for alarum clocks
GB339180A (en) * 1930-01-28 1930-12-04 Helmut Junghans Improvements in or relating to alarm-clocks
GB928731A (en) * 1959-06-03 1963-06-12 Prfcision Time Corp Improvements in or relating to timepieces
GB1537457A (en) * 1976-07-17 1978-12-29 Junghans Gmbh Geb Battery-operable electronic timepiece
GB2056126A (en) * 1979-08-10 1981-03-11 Ebauches Sa Ultra-flat electronic watch

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB278954A (en) * 1925-08-08 1927-10-20 Junghans Geb Ag Improvements in or relating to mechanism supports for alarum clocks
GB339180A (en) * 1930-01-28 1930-12-04 Helmut Junghans Improvements in or relating to alarm-clocks
GB928731A (en) * 1959-06-03 1963-06-12 Prfcision Time Corp Improvements in or relating to timepieces
GB1537457A (en) * 1976-07-17 1978-12-29 Junghans Gmbh Geb Battery-operable electronic timepiece
GB2056126A (en) * 1979-08-10 1981-03-11 Ebauches Sa Ultra-flat electronic watch

Also Published As

Publication number Publication date
CN1013229B (zh) 1991-07-17
CN1030830A (zh) 1989-02-01
CH679199GA3 (enrdf_load_stackoverflow) 1992-01-15
CH679199B5 (enrdf_load_stackoverflow) 1992-07-15
KR930002498B1 (ko) 1993-04-02
GB8817226D0 (en) 1988-08-24
HK40794A (en) 1994-05-06
KR890002734A (ko) 1989-04-11
GB2208018A (en) 1989-02-15

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20070720