JPS58187745U - load detection device - Google Patents

load detection device

Info

Publication number
JPS58187745U
JPS58187745U JP8539282U JP8539282U JPS58187745U JP S58187745 U JPS58187745 U JP S58187745U JP 8539282 U JP8539282 U JP 8539282U JP 8539282 U JP8539282 U JP 8539282U JP S58187745 U JPS58187745 U JP S58187745U
Authority
JP
Japan
Prior art keywords
load
detection device
solenoid
inductance
load detection
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP8539282U
Other languages
Japanese (ja)
Inventor
木下　幸夫
Original Assignee
株式会社小松製作所
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社小松製作所 filed Critical 株式会社小松製作所
Priority to JP8539282U priority Critical patent/JPS58187745U/en
Publication of JPS58187745U publication Critical patent/JPS58187745U/en
Pending legal-status Critical Current

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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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

図面はこの考案の一実施例を示し、第１図はブームの側
面図、第２図は油圧シリンダの断面図、第３図はこの装
置の拡大図、第４図は回路図である。 ２は油圧シリンダ、２Ｃはピストン杆、４はソレノイド
、４ｄは磁性体、８はインダクタンス−電流変換回路。 　　　　　　′The drawings show one embodiment of this invention, with FIG. 1 being a side view of the boom, FIG. 2 being a cross-sectional view of the hydraulic cylinder, FIG. 3 being an enlarged view of the device, and FIG. 4 being a circuit diagram. 2 is a hydraulic cylinder, 2C is a piston rod, 4 is a solenoid, 4d is a magnetic body, and 8 is an inductance-current conversion circuit. ′

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 油圧シリンダ２のピストンｔｒ”＋　２　Ｃ内に荷重方
向に離間してソレノイド４の鉄心４ａと磁性体４ｄを空
隙４Ｃを存して対峙させ、これらソレノイド４及び磁性
体４ｄにより上記ピストン杆２Ｃに加わる負荷をインダ
クタンスの変化として検出すると共に、上記ソレノイド
４により検出されたインダクタンスの変化をインダクタ
ンス−電流変換回路８により電流に変換し、負荷として
表示するようにしてなる負荷検出装置。゛Inside the piston tr''+2C of the hydraulic cylinder 2, the iron core 4a and the magnetic body 4d of the solenoid 4 are arranged to face each other with a gap 4C between them in the direction of the load, and the solenoid 4 and the magnetic body 4d cause the piston rod 2C to A load detection device that detects the applied load as a change in inductance, and converts the change in inductance detected by the solenoid 4 into a current by an inductance-current conversion circuit 8, and displays it as a load.
JP8539282U 1982-06-10 1982-06-10 load detection device Pending JPS58187745U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8539282U JPS58187745U (en) 1982-06-10 1982-06-10 load detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8539282U JPS58187745U (en) 1982-06-10 1982-06-10 load detection device

Publications (1)

Publication Number Publication Date
JPS58187745U true JPS58187745U (en) 1983-12-13

Family

ID=30094265

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8539282U Pending JPS58187745U (en) 1982-06-10 1982-06-10 load detection device

Country Status (1)

Country Link
JP (1) JPS58187745U (en)

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