JPS59142765U

JPS59142765U - speed sensor

Info

Publication number: JPS59142765U
Application number: JP3735283U
Authority: JP
Inventors: 大谷　「巌」
Original assignee: トキコ株式会社
Priority date: 1983-03-15
Filing date: 1983-03-15
Publication date: 1984-09-25

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図および第２図は各々この考案の第１の実施例およ
び同実施例の変形例を示す概略構成図、第３図および第
４図は各々この考案の第２の実施例および同実施例の変
形例を示す概略構成図であ　□る。４・・・・・・可動体（物体）、５・・・・・・シリン
ダ、６ｂ・・・・・・ピストン駆動部（ピストン駆動部
）、７゜１４・・・・・・液圧ピストン（ピストン）、
８，８°ａ。８ｂ・・・・・・絞り穴、１０．１１・・・・・・圧力
センサ、１５・・・・・・永久磁石（ピストン駆動部）
、１６・・・・・・腕（ピストン駆動部）。1 and 2 are schematic configuration diagrams showing a first embodiment of this invention and a modification of the same embodiment, respectively, and FIGS. 3 and 4 respectively show a second embodiment of this invention and a modification of the same embodiment. It is a schematic configuration diagram showing a modification of the example. 4...Movable body (object), 5...Cylinder, 6b...Piston drive unit (piston drive unit), 7゜14...Hydraulic piston (piston),
8,8°a. 8b... Throttle hole, 10.11... Pressure sensor, 15... Permanent magnet (piston drive part)
, 16... Arm (piston drive part).

Claims

[Scope of utility model registration request]

a cylinder filled with liquid; a piston having a throttle hole through which the liquid can pass; and a piston movably provided within the cylinder; a piston drive unit that transmits the motion of an object to the piston; (
A speed sensor comprising: a pressure sensor that detects the pressure in one of the cylindrical chambers, and detects the speed of the object based on a pressure value detected by the pressure sensor.