Waterproof case for watch
    11.
    发明授权
    Waterproof case for watch 失效
    防水外壳

    公开(公告)号:US3557548A

    公开(公告)日:1971-01-26

    申请号:US3557548D

    申请日:1968-08-20

    申请人: SUWA SEIKOSHA KK

    发明人: FUJIMORI YOSHIAKI

    IPC分类号: G04B37/05 G04B37/11 G04B37/04

    CPC分类号: G04B37/11 G04B37/05

    摘要: TWO RINGS ON EITHER SIDE OF A COLLAR OF A WATCH MOVEMENT SECURE THE MOVEMENT IN A CASE WITHOUT SCREWS. THE FIRST RING ENGAGES AN ABUTMENT OF A WATCH CASE, THE SECOND IS HELD IN PLACE BY THE BACK COVER OF THE WATCH CASE. A GASKET MAY BE PLACED BETWEEN THE COVER AND THE SECOND RING.

    Watch-case
    19.
    发明授权

    公开(公告)号:US353961A

    公开(公告)日:1886-12-07

    申请号:US353961D

    IPC分类号: G04B37/05

    CPC分类号: G04B37/05

    Case, timepiece and fastening member

    公开(公告)号:US11789409B2

    公开(公告)日:2023-10-17

    申请号:US17387015

    申请日:2021-07-28

    发明人: Ryosuke Hata

    IPC分类号: G04B37/05 G04B37/00

    CPC分类号: G04B37/05 G04B37/0008

    摘要: An example case includes a case main body having a first insertion hole; a first exterior case having a second insertion hole coaxially corresponding to the first insertion hole and arranged on an upper part of the case main body; and a fastening member having a fixing portion to be fixed in the first insertion hole and a fitting portion to be fitted into the second insertion hole, the fitting portion being fitted into the second insertion hole while deforming a portion of the fitting portion to be fitted into the second insertion hole, wherein the fixing portion of the fastening member fixed in the first insertion hole includes a press fitting portion press-fitted into the first insertion hole, and wherein the press fitting portion of the fastening member includes a biting portion which bites into an inner circumferential surface of the first insertion hole of the case main body.