JPH0488495U - - Google Patents
Info
- Publication number
- JPH0488495U JPH0488495U JP40082190U JP40082190U JPH0488495U JP H0488495 U JPH0488495 U JP H0488495U JP 40082190 U JP40082190 U JP 40082190U JP 40082190 U JP40082190 U JP 40082190U JP H0488495 U JPH0488495 U JP H0488495U
- Authority
- JP
- Japan
- Prior art keywords
- speed change
- change switch
- resistance value
- variable resistor
- electronic circuit
- 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.)
- Granted
Links
- 239000003990 capacitor Substances 0.000 claims 1
- 238000010304 firing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Load-Engaging Elements For Cranes (AREA)
- Forklifts And Lifting Vehicles (AREA)
Description
第1図は本考案の変速スイツチの基板組立体の
一実施例を示す平面図、第2図は変速スイツチの
基本構造図、第3図は従来の変速スイツチの基板
組立体の平面図、第4図は変速スイツチの回路図
、第5図はトリガ移動量に対する出力電圧の関係
を示す出力特性図である。
図において、2はトリガ、5は基板組立体、8
は抵抗体、9はサイリスタである。
FIG. 1 is a plan view showing an embodiment of the board assembly of a speed change switch according to the present invention, FIG. 2 is a basic structural diagram of the speed change switch, and FIG. 3 is a plan view of a board assembly of a conventional speed change switch. FIG. 4 is a circuit diagram of the speed change switch, and FIG. 5 is an output characteristic diagram showing the relationship between the output voltage and the amount of trigger movement. In the figure, 2 is a trigger, 5 is a board assembly, and 8 is a trigger.
is a resistor, and 9 is a thyristor.
Claims (1)
変抵抗と、該可変抵抗の抵抗値の変化に応じてサ
イリスタ等の点弧角が変わり、出力電圧を制御す
る電子回路を備えた変速スイツチにおいて、抵抗
又はコンデンサを直列又は並列に選択的に継なぐ
ことにより、前記電子回路の回路定数を変化可能
としたことを特徴とする変速スイツチ。 In a speed change switch equipped with a variable resistor whose resistance value changes in conjunction with the pull of a trigger, and an electronic circuit that changes the firing angle of a thyristor etc. according to the change in the resistance value of the variable resistor and controls the output voltage. A speed change switch characterized in that the circuit constants of the electronic circuit can be changed by selectively connecting resistors or capacitors in series or parallel.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP40082190U JPH0632941Y2 (en) | 1990-12-17 | 1990-12-17 | Container suspender for hanging stand |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP40082190U JPH0632941Y2 (en) | 1990-12-17 | 1990-12-17 | Container suspender for hanging stand |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0488495U true JPH0488495U (en) | 1992-07-31 |
JPH0632941Y2 JPH0632941Y2 (en) | 1994-08-31 |
Family
ID=31879006
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP40082190U Expired - Lifetime JPH0632941Y2 (en) | 1990-12-17 | 1990-12-17 | Container suspender for hanging stand |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0632941Y2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107857205A (en) * | 2017-12-26 | 2018-03-30 | 中国化学工程第三建设有限公司 | A kind of storage tank installation lifting means and method |
JP2022144596A (en) * | 2021-03-19 | 2022-10-03 | 株式会社三井E&Sマシナリー | Quay crane and cargo loading/unloading method |
-
1990
- 1990-12-17 JP JP40082190U patent/JPH0632941Y2/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107857205A (en) * | 2017-12-26 | 2018-03-30 | 中国化学工程第三建设有限公司 | A kind of storage tank installation lifting means and method |
CN107857205B (en) * | 2017-12-26 | 2023-08-04 | 中国化学工程第三建设有限公司 | Storage tank installation lifting equipment and method |
JP2022144596A (en) * | 2021-03-19 | 2022-10-03 | 株式会社三井E&Sマシナリー | Quay crane and cargo loading/unloading method |
Also Published As
Publication number | Publication date |
---|---|
JPH0632941Y2 (en) | 1994-08-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |