FR2246039A1 - - Google Patents

Info

Publication number
FR2246039A1
FR2246039A1 FR7428866A FR7428866A FR2246039A1 FR 2246039 A1 FR2246039 A1 FR 2246039A1 FR 7428866 A FR7428866 A FR 7428866A FR 7428866 A FR7428866 A FR 7428866A FR 2246039 A1 FR2246039 A1 FR 2246039A1
Authority
FR
France
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
Application number
FR7428866A
Other versions
FR2246039B1 (fr
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.)
Wilhelm Ruf KG
Original Assignee
Wilhelm Ruf KG
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 Wilhelm Ruf KG filed Critical Wilhelm Ruf KG
Publication of FR2246039A1 publication Critical patent/FR2246039A1/fr
Application granted granted Critical
Publication of FR2246039B1 publication Critical patent/FR2246039B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C10/00—Adjustable resistors
    • H01C10/16—Adjustable resistors including plural resistive elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C10/00—Adjustable resistors
    • H01C10/30—Adjustable resistors the contact sliding along resistive element
    • H01C10/38—Adjustable resistors the contact sliding along resistive element the contact moving along a straight path
    • H01C10/40—Adjustable resistors the contact sliding along resistive element the contact moving along a straight path screw operated
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/24—Frequency- independent attenuators

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Adjustable Resistors (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
FR7428866A 1973-08-25 1974-08-22 Expired FR2246039B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE7331048 1973-08-25

Publications (2)

Publication Number Publication Date
FR2246039A1 true FR2246039A1 (fr) 1975-04-25
FR2246039B1 FR2246039B1 (fr) 1979-01-05

Family

ID=6640305

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7428866A Expired FR2246039B1 (fr) 1973-08-25 1974-08-22

Country Status (7)

Country Link
US (1) US3938070A (fr)
AT (1) AT335012B (fr)
BE (1) BE818147A (fr)
FR (1) FR2246039B1 (fr)
GB (1) GB1471328A (fr)
IT (1) IT1022065B (fr)
NL (1) NL7411219A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2606955A1 (fr) * 1986-11-17 1988-05-20 Navarra Componentes Electro Attenuateur en t a impedance constante

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4841496A (en) * 1987-12-17 1989-06-20 Emhart Industries, Inc. Appliance timer
US5339065A (en) * 1993-06-10 1994-08-16 Slenker Stephen A Adjustable microelectronic potentiometer
JP3612207B2 (ja) * 1998-03-25 2005-01-19 アルプス電気株式会社 回転駆動式電気部品
JP3587727B2 (ja) * 1999-05-20 2004-11-10 アルプス電気株式会社 ネジ駆動式多回転型電気部品
US20100295637A1 (en) * 2009-05-19 2010-11-25 Hatem Aead Coaxial Attenuator and Method of Manufacture

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2131101A (en) * 1937-08-20 1938-09-27 Ferris Malcolm Resistance attenuator
US2831094A (en) * 1954-11-16 1958-04-15 Bourns Inc Variable resistor construction
DE1540339B2 (de) * 1965-10-01 1972-05-10 Rosenthal-Isolatoren GmbH, 8672 Selb Trimmpotentiometer
US3371305A (en) * 1966-02-21 1968-02-27 Spectrol Electronics Corp Movable electrical contact carrier block for potentiometers
NL141684B (nl) * 1968-06-11 1974-03-15 Philips Nv Potentiometer met transportschroef.
US3576513A (en) * 1969-09-10 1971-04-27 Electra Midland Corp Slider assembly for lead screw actuated potentiometer
US3597719A (en) * 1969-11-28 1971-08-03 Bourns Inc Variable resistor with clutch limbs lifting slider against housing guides
US3693062A (en) * 1971-01-18 1972-09-19 Bunker Ramo Trimmer potentiometer with resistive overlay
US3735326A (en) * 1971-10-26 1973-05-22 Electrosil Ltd Adjustable electrical devices with leadscrew and sealing means

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2606955A1 (fr) * 1986-11-17 1988-05-20 Navarra Componentes Electro Attenuateur en t a impedance constante

Also Published As

Publication number Publication date
NL7411219A (nl) 1975-02-27
ATA685474A (de) 1976-06-15
GB1471328A (en) 1977-04-21
US3938070A (en) 1976-02-10
FR2246039B1 (fr) 1979-01-05
AT335012B (de) 1977-02-25
BE818147A (fr) 1974-11-18
IT1022065B (it) 1978-03-20

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Legal Events

Date Code Title Description
ST Notification of lapse