JPS5972317U

JPS5972317U - hydrostatic bearing

Info

Publication number: JPS5972317U
Application number: JP16954682U
Authority: JP
Inventors: 浩二増谷; 西坂　久和
Original assignee: 日本電子株式会社
Priority date: 1982-11-09
Filing date: 1982-11-09
Publication date: 1984-05-16

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 drawings]

第１図は従来の静圧軸受を示す垂直断面図、第２図はそ
の■−■断面図、第３図ないし第８図はこの考案の一実
施例を示し、第３図は静圧軸受の水平断面図、第４図は
そのＩＶ−ＩＶ断面図、第５図　　、は摺動軸の斜視図
、第６図はその横断面図、第７図は軸受の斜視図、第８
図は組立状態を示す斜視図、第９図ないし第１２図はそ
れぞれ別の実施例を示す分解斜視図である。各図中、同一符号は同一または相当部分を示し、１は軸
受、３は摺動軸、４は空気室、６は吹出口、９は給気管
、１０は空気流出路、１１は長穴、１２は係合部、１８
．１４は係合面である。１０　　ｒ−Ｗ　３Fig. 1 is a vertical sectional view showing a conventional hydrostatic bearing, Fig. 2 is a sectional view taken along the line ■-■, Figs. 3 to 8 show an embodiment of this invention, and Fig. 3 shows a hydrostatic bearing. , FIG. 4 is a cross-sectional view taken along IV-IV, FIG. 5 is a perspective view of the sliding shaft, FIG. 6 is a cross-sectional view thereof, FIG. 7 is a perspective view of the bearing, and FIG.
The figure is a perspective view showing an assembled state, and FIGS. 9 to 12 are exploded perspective views showing different embodiments. In each figure, the same reference numerals indicate the same or equivalent parts, 1 is a bearing, 3 is a sliding shaft, 4 is an air chamber, 6 is an air outlet, 9 is an air supply pipe, 10 is an air outlet path, 11 is a long hole, 12 is an engaging portion, 18
．． 14 is an engagement surface. 10 r-W 3

Claims

[Scope of utility model registration request]

(1) A shaft and a bearing in a sliding relationship, a fluid outlet opening into the sliding gap formed between the shaft and the bearing, and an engagement portion for preventing rotation formed between the shaft and the bearing. ,
A hydrostatic bearing characterized in that it is provided with another fluid outlet opening in the retaining portion.

(2) The hydrostatic bearing according to claim 1, wherein the shaft is adapted to slide on the bearing.

(3) The hydrostatic bearing according to claim 1, wherein the bearing is adapted to slide on a shaft.

(4) The hydrostatic bearing according to any one of claims 1 to 3, wherein the retaining portion is provided in the fluid outflow path.

(5) The hydrostatic bearing according to any one of claims 1 to 4, which is a utility model and has a fluid supply pipe connected to the retaining portion.