JPH0251202A - 可調整抵抗器 - Google Patents

可調整抵抗器

Info

Publication number
JPH0251202A
JPH0251202A JP1161004A JP16100489A JPH0251202A JP H0251202 A JPH0251202 A JP H0251202A JP 1161004 A JP1161004 A JP 1161004A JP 16100489 A JP16100489 A JP 16100489A JP H0251202 A JPH0251202 A JP H0251202A
Authority
JP
Japan
Prior art keywords
contact
resistance
resistor
resistance path
resistor according
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
JP1161004A
Other languages
English (en)
Japanese (ja)
Inventor
Heinrich Zeitvogel
ハインリツヒ・ツアイトフオーゲル
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefunken Electronic GmbH
Original Assignee
Telefunken Electronic GmbH
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 Telefunken Electronic GmbH filed Critical Telefunken Electronic GmbH
Publication of JPH0251202A publication Critical patent/JPH0251202A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C10/00—Adjustable resistors
    • H01C10/30—Adjustable resistors the contact sliding along resistive element
    • H01C10/305—Adjustable resistors the contact sliding along resistive element consisting of a thick film
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C10/00—Adjustable resistors
    • H01C10/14—Adjustable resistors adjustable by auxiliary driving means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/02—Bases, casings, or covers
    • H01H9/06—Casing of switch constituted by a handle serving a purpose other than the actuation of the switch, e.g. by the handle of a vacuum cleaner
    • H01H9/061—Casing of switch constituted by a handle serving a purpose other than the actuation of the switch, e.g. by the handle of a vacuum cleaner enclosing a continuously variable impedance

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Adjustable Resistors (AREA)
JP1161004A 1988-06-25 1989-06-26 可調整抵抗器 Pending JPH0251202A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3821562.4 1988-06-25
DE3821562A DE3821562C1 (enExample) 1988-06-25 1988-06-25

Publications (1)

Publication Number Publication Date
JPH0251202A true JPH0251202A (ja) 1990-02-21

Family

ID=6357296

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1161004A Pending JPH0251202A (ja) 1988-06-25 1989-06-26 可調整抵抗器

Country Status (4)

Country Link
US (1) US4978939A (enExample)
EP (1) EP0348679A3 (enExample)
JP (1) JPH0251202A (enExample)
DE (1) DE3821562C1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5334967A (en) * 1993-06-29 1994-08-02 Illinois Tool Works Inc. Voltage divider
US5488349A (en) * 1993-12-02 1996-01-30 Erickson; Bruce L. Multiple range variable resistor
DE4410312C2 (de) * 1994-03-25 2000-01-13 Bosch Gmbh Robert Elektrische Handwerkzeugmaschine mit Potentiometer und Verfahren zum Einstellen des Potentiometers
GB2314980B (en) * 1996-07-02 2000-06-28 Defond Mfg Ltd Power tool speed controller
FR2829522B1 (fr) * 2001-09-07 2003-11-21 Siemens Automotive Sa Systeme de commande de leve vitre
US6774509B2 (en) * 2002-01-30 2004-08-10 Defond Manufacturing Limited Electrical switch assembly
CN105185494B (zh) * 2014-06-19 2018-03-06 国网山西省电力公司电力科学研究院 一种组合式微机变阻器的电阻调节方法
JP6854302B2 (ja) * 2018-01-10 2021-04-07 ディーフォン エレクテック カンパニー リミテッドＤｅｆｏｎｄ Ｅｌｅｃｔｅｃｈ Ｃｏ．， Ｌｔｄ 電気的デバイスの可変速コントローラと共に使用する電気的スイッチモジュール
CN209390034U (zh) * 2019-01-23 2019-09-13 惠州拓邦电气技术有限公司 一种电子开关模块及电动工具
US12490378B2 (en) 2023-06-15 2025-12-02 Black & Decker Inc. Variable-speed switch module having a discrete on/off detection pad

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1938396A (en) * 1929-12-16 1933-12-05 Allen Bradley Co Electrical resistor
DE652202C (de) * 1934-07-01 1937-10-27 Siemens & Halske Akt Ges Potentiometer mit auf einer isolierenden Unterlage aufgetragener Widerstandsschicht
US3156888A (en) * 1963-03-01 1964-11-10 Weston Instruments Inc Adjustable potentiometer
US3535670A (en) * 1968-05-02 1970-10-20 Spectrol Electronics Corp Contact member for a variable resistor
US3599141A (en) * 1969-07-07 1971-08-10 Spectrol Electronics Corp Variable resistor having means for sealing between a lead screw and the housing
US3663755A (en) * 1970-04-23 1972-05-16 Motorola Inc Variable resistance control device
US3648217A (en) * 1970-05-06 1972-03-07 Spectrol Electronics Corp Potentiometer equipped with positive positioning means
US4097704A (en) * 1976-08-02 1978-06-27 Cutler-Hammer, Inc. Industrial reversing speed control trigger switch with snap-in modules
US4345235A (en) * 1980-09-12 1982-08-17 Spectrol Electronics Corporation Variable resistance device having a resistance element with laser cuts
DE3631057A1 (de) * 1986-09-12 1988-03-24 Preh Elektro Feinmechanik Verfahren zur herstellung nichtlinearer widerstandsbahnen und nach diesem verfahren hergestelltes drehpotentiometer
DE8802883U1 (de) * 1988-03-04 1988-04-21 Preh, Elektrofeinmechanische Werke Jakob Preh Nachf. Gmbh & Co, 8740 Bad Neustadt Drehpotentiometer

Also Published As

Publication number Publication date
US4978939A (en) 1990-12-18
EP0348679A2 (de) 1990-01-03
DE3821562C1 (enExample) 1990-02-08
EP0348679A3 (de) 1991-10-16

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