JPH0451692U

JPH0451692U -

Info

Publication number: JPH0451692U
Application number: JP9378990U
Authority: JP
Priority date: 1990-09-05
Filing date: 1990-09-05
Publication date: 1992-04-30

Description

[Brief explanation of the drawing]

第１図は本考案の時計の輪列構造を示す平面図
、第２図、第３図および第４図は本考案の時計の
輪列構造を示す断面図、第５図、第６図および第
７図は従来の時計の輪列構造を示す断面図、第８
図は本考案の他の実施例を示す断面図である。１……第１支持部材、１ａ，１ｂ……軸受穴、
１ｃ，１ｄ……張出部、１ｅ……第１めねじ、５
……秒針車、６……第１伝達車、６ａ……下ほぞ
、６ｂ……第１伝達歯車、７……分針車、７ａ…
…分歯車、８……第２伝達車、８ａ……下ほぞ、
８ｅ……第２伝達歯車、９……時針車、１０……
日の裏車、１１……第２支持部材、１１ａ……第
２めねじ、１７……第２おねじ、１８……第１お
ねじ。 FIG. 1 is a plan view showing the gear train structure of the timepiece of the present invention, FIGS. 2, 3, and 4 are sectional views showing the gear train structure of the timepiece of the present invention, and FIGS. Figure 7 is a sectional view showing the gear train structure of a conventional watch;
The figure is a sectional view showing another embodiment of the present invention. 1...first support member, 1a, 1b...bearing hole,
1c, 1d... overhang, 1e... first female thread, 5
...Second hand wheel, 6...First transmission wheel, 6a...Lower tenon, 6b...First transmission gear, 7...Minute wheel, 7a...
...Minute gear, 8...Second transmission wheel, 8a...Lower tenon,
8e...Second transmission gear, 9...Hour hand wheel, 10...
Hinata wheel, 11... second support member, 11a... second female thread, 17... second male thread, 18... first male thread.

Claims

[Scope of Claim for Utility Model Registration] (1) A transmission wheel that has a minute hand wheel and an hour hand wheel that rotate through a transmission wheel to display the time, or a minute hand wheel, an hour hand wheel, and a second hand wheel that meshes with the minute hand wheel or second hand wheel. A second bearing hole that rotatably supports the lower tenon of the wheel, and a second projection that rotatably supports the minute wheel, the vicinity of the bearing hole having an overhang formed so as to overlap with a minute gear constituting the minute wheel. It has a support member, a minute gear is arranged between the projecting part and the second support member, a second female thread is formed in the second support member, and it is fixed with a first male thread from the first support member side. A wheel train structure for a timepiece, characterized in that a first female thread is formed in the first support member, and the second support member is fixed with a second male thread from the second support member side. (2) The wheel train structure of a timepiece according to claim 1, further comprising a dial rotatably disposed between the first support member and the second support member to engage with the minute hand wheel and the hour hand wheel. (3) The wheel train structure of a timepiece according to claim 1, wherein a second male screw fixed from the second support member side is arranged and fixed overlappingly with a transmission gear constituting the transmission wheel.