GB560828A - Improvements to a winding crown for time piece - Google Patents

Improvements to a winding crown for time piece

Info

Publication number
GB560828A
GB560828A GB12559/42A GB1255942A GB560828A GB 560828 A GB560828 A GB 560828A GB 12559/42 A GB12559/42 A GB 12559/42A GB 1255942 A GB1255942 A GB 1255942A GB 560828 A GB560828 A GB 560828A
Authority
GB
United Kingdom
Prior art keywords
crown
shoulder
packing
time piece
sept
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
GB12559/42A
Other languages
English (en)
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.)
Boninchi & Ses Fils J
Original Assignee
Boninchi & Ses Fils J
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 Boninchi & Ses Fils J filed Critical Boninchi & Ses Fils J
Publication of GB560828A publication Critical patent/GB560828A/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
    • G04B37/00—Cases
    • G04B37/08—Hermetic sealing of openings, joints, passages or slits
    • G04B37/10—Hermetic sealing of openings, joints, passages or slits of winding stems

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Gasket Seals (AREA)
  • Packages (AREA)
GB12559/42A 1941-09-30 1942-09-05 Improvements to a winding crown for time piece Expired GB560828A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH560828X 1941-09-30

Publications (1)

Publication Number Publication Date
GB560828A true GB560828A (en) 1944-04-21

Family

ID=4520276

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12559/42A Expired GB560828A (en) 1941-09-30 1942-09-05 Improvements to a winding crown for time piece

Country Status (4)

Country Link
US (1) US2405087A (enrdf_load_stackoverflow)
DE (1) DE1524117U (enrdf_load_stackoverflow)
FR (1) FR914065A (enrdf_load_stackoverflow)
GB (1) GB560828A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2465571A (en) * 1944-11-15 1949-03-29 Boninchi & Ses Fils J Tight winding device for timepieces
US2779153A (en) * 1951-07-13 1957-01-29 Soguel Rene Crown for waterproof watches
US2771734A (en) * 1953-05-06 1956-11-27 Morf Ernest Watch crown seal
US2951332A (en) * 1954-05-17 1960-09-06 Piquerez Ervin Watch provided with a member controlling its movement and including a section extending fluid tightly into the watch case
US2784547A (en) * 1954-09-14 1957-03-12 Joseph Waldman & Sons Waterproof watch crown
JPS5557835A (en) * 1978-10-24 1980-04-30 Olympus Optical Co Ltd Waterproof mechanism

Also Published As

Publication number Publication date
US2405087A (en) 1946-07-30
FR914065A (fr) 1946-09-27
DE1524117U (enrdf_load_stackoverflow) 1942-10-22

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