JPS5946792U

JPS5946792U - Anti-nose dive type front fork

Info

Publication number: JPS5946792U
Application number: JP14360882U
Authority: JP
Inventors: 寺田　正吾
Original assignee: 株式会社昭和製作所
Priority date: 1982-09-22
Filing date: 1982-09-22
Publication date: 1984-03-28
Also published as: JPS6317752Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図はこの考案の一実施例を示す要部の縦断正面図、
第２図は第１図における一部拡大図、第３図は他の実施
例に係る第２図と同様の因である。１・・・フォークパイプ、２・・・ポ斗ムケース、３・
・・シートパイプ、５．１１・・・逆止弁、６・・・オ
リフィス、７・・・オイルロックピース、９．１０・・
・油孔、１７・・・アタッチメント、１８・・・油路、
１９・・・弁座、２３・・・油路開閉弁、２４・・・鉤
形ばね座、２５・・・コ′イルばね、２６・・・ピスト
ン、２７・・・カラー、２８・・・プランジャー、２９
・・・プランジャーケース、３０・・・油室。FIG. 1 is a longitudinal sectional front view of the main parts showing an embodiment of this invention.
FIG. 2 is a partially enlarged view of FIG. 1, and FIG. 3 shows the same cause as FIG. 2 according to another embodiment. 1...Fork pipe, 2...Potom case, 3.
... Seat pipe, 5.11... Check valve, 6... Orifice, 7... Oil lock piece, 9.10...
・Oil hole, 17... Attachment, 18... Oil path,
19... Valve seat, 23... Oil passage opening/closing valve, 24... Hook-shaped spring seat, 25... Coil spring, 26... Piston, 27... Collar, 28... Plunger, 29
... Plunger case, 30... Oil chamber.

Claims

[Scope of utility model registration request]

A bottom case is slidably fitted onto the upper fork pipe from below, and the tip of the seat pipe that is inserted and fixed into the bottom case is slidably fitted into the fork pipe.
In a front fork having hydraulic oil sealed inside, an attachment having a cylindrical oil passage connecting the oil chambers inside and outside the seat pipe is installed, the attachment is slidably fitted inside the oil passage, and A hook-shaped spring seat with an oil passage opening/closing valve attached to the lower end is provided, and a coil spring is stretched between the spring seat and the valve seat fitted in the oil passage, while on the upper part of the attachment, An anti-nose dive type characterized by having a collar for regulating the upward movement of the piston whose lower end is fixed to the hook-shaped spring seat and whose upper end is in opposition to the lower end of the plunger which is interlocked with the braking mechanism. Front fork.