JPH0488497U - - Google Patents

Info

Publication number
JPH0488497U
JPH0488497U JP40059790U JP40059790U JPH0488497U JP H0488497 U JPH0488497 U JP H0488497U JP 40059790 U JP40059790 U JP 40059790U JP 40059790 U JP40059790 U JP 40059790U JP H0488497 U JPH0488497 U JP H0488497U
Authority
JP
Japan
Prior art keywords
speed
setting
deviation
electric motor
signal
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
JP40059790U
Other languages
English (en)
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 filed Critical
Priority to JP40059790U priority Critical patent/JPH0488497U/ja
Publication of JPH0488497U publication Critical patent/JPH0488497U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Forklifts And Lifting Vehicles (AREA)
  • Fluid-Pressure Circuits (AREA)

Description

【図面の簡単な説明】
第１図は本考案の実施例における電動機の制御
装置の構成図、第２図は本考案の実施例の特性図
、第３図は従来例の電動機の制御装置の構成図、
第４図は従来例の特性図である。 １……速度設定器、２……速度検出回路、３…
…入力制限回路、４……速度発電機、５……速度
偏差増幅回路、６……トルク制限回路、７……ゲ
ート駆動回路、８……トライアツク、２１……電
動機、２２……スイツチ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 電動機の回転速度を検出する速度検出手段と、
    回転速度を設定する速度設定手段及び前記速度検
    出手段の速度信号と前記速度設定手段の速度設定
    信号の偏差を増幅する速度偏差増幅手段と、前記
    速度偏差増幅手段の速度偏差信号をゲートパルス
    電圧に変換するゲート駆動手段と、前記ゲート駆
    動手段の出力により電動機への印加電圧を位相制
    御するトライアツクを備えた電動機の速度制御装
    置において、最大導通角を制限するトルク制限手
    段と、前記トルク制限手段の設定レベルを商用電
    源周波数に応じて切替えるスイツチとを備えたこ
    とを特徴とする電動機の制御装置。
JP40059790U 1990-12-14 1990-12-14 Pending JPH0488497U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP40059790U JPH0488497U (ja) 1990-12-14 1990-12-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP40059790U JPH0488497U (ja) 1990-12-14 1990-12-14

Publications (1)

Publication Number Publication Date
JPH0488497U true JPH0488497U (ja) 1992-07-31

Family

ID=31878818

Family Applications (1)

Application Number Title Priority Date Filing Date
JP40059790U Pending JPH0488497U (ja) 1990-12-14 1990-12-14

Country Status (1)

Country Link
JP (1) JPH0488497U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113816312A (zh) * 2020-06-19 2021-12-21 斗山产业车辆株式会社 叉车

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50140597A (ja) * 1974-04-30 1975-11-11
JPS5417959U (ja) * 1977-07-08 1979-02-05
JPS6022248A (ja) * 1983-07-19 1985-02-04 Nec Corp 割込み制御装置
JPS61229796A (ja) * 1985-04-03 1986-10-14 日産自動車株式会社 荷役装置の油圧装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50140597A (ja) * 1974-04-30 1975-11-11
JPS5417959U (ja) * 1977-07-08 1979-02-05
JPS6022248A (ja) * 1983-07-19 1985-02-04 Nec Corp 割込み制御装置
JPS61229796A (ja) * 1985-04-03 1986-10-14 日産自動車株式会社 荷役装置の油圧装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113816312A (zh) * 2020-06-19 2021-12-21 斗山产业车辆株式会社 叉车
EP3925927A1 (en) * 2020-06-19 2021-12-22 Doosan Industrial Vehicle Co., Ltd. Forklift truck
US11814275B2 (en) 2020-06-19 2023-11-14 Doosan Corporation Forklift truck

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Legal Events

Date Code Title Description
A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 19960206