DE20100403U1 - Torque indicator - Google Patents

Torque indicator

Info

Publication number
DE20100403U1
DE20100403U1 DE20100403U DE20100403U DE20100403U1 DE 20100403 U1 DE20100403 U1 DE 20100403U1 DE 20100403 U DE20100403 U DE 20100403U DE 20100403 U DE20100403 U DE 20100403U DE 20100403 U1 DE20100403 U1 DE 20100403U1
Authority
DE
Germany
Prior art keywords
key
torque value
value display
display device
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.)
Expired - Lifetime
Application number
DE20100403U
Other languages
German (de)
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.)
Individual
Original Assignee
Individual
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
Priority to GB0029753A priority Critical patent/GB2370008A/en
Application filed by Individual filed Critical Individual
Priority to DE20100403U priority patent/DE20100403U1/en
Priority to FR0102626A priority patent/FR2821286B3/en
Publication of DE20100403U1 publication Critical patent/DE20100403U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/14—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
    • B25B23/142—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers
    • B25B23/1422—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers torque indicators or adjustable torque limiters
    • B25B23/1425—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers torque indicators or adjustable torque limiters by electrical means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (5)

1. Drehmomentwert-Anzeigeeinrichtung, umfassend eine Span­ nungsmeßeinrichtung (2), die im Ende eines Schlüssels einge­ baut wird und in der Lage ist, bei Betätigung des Schlüssels eine Widerstandsänderung anzuzeigen, und eine Einbauvorrich­ tung (3), die in der Mitte des Schlüssels eingebaut wird und mit der Spannungsmeßeinrichtung verbunden ist, wobei die Ein­ bauvorrichtung (3) eine Wheatstone-Brückenschaltung, die die von der Spannungsmeßeinrichtung (2) ausgegebene Widerstands­ änderung in ein Spannungssignal umwandelt, einen Verstärker, der das Ausgangssignal der Wheatstone-Brückenschaltung ver­ stärkt, eine Prozessoreinrichtung, die das verstärkte Signal in ein binäres Ausgangssignal umwandelt, und ein Anzeigemittel für das umgewandelte Signal.1. Torque value display device comprising a chip nungsmeßeinrichtung (2) which in the end of a key is built and is able to operate the key to indicate a change in resistance, and an installation device device (3), which is installed in the middle of the key and is connected to the voltage measuring device, the on construction device (3) a Wheatstone bridge circuit, the resistance output by the voltage measuring device (2) change converts to a voltage signal, an amplifier, which ver the output signal of the Wheatstone bridge circuit strengthens a processor device that receives the amplified signal converted to a binary output signal, and a display means for the converted signal. 2. Drehmomentwert-Anzeigeeinrichtung nach Anspruch 1, dadurch gekennzeichnet, daß die Spannungsmeß­ einrichtung (2) in zwei entfernt angeordnete Enden des Schlüs­ sels eingebaut ist.2. Torque value display device according to claim 1, characterized in that the voltage measurement device (2) in two remote ends of the key sels is installed. 3. Drehmomentwert-Anzeigeeinrichtung nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß das Ausgabemittel ein optisches Anzeigemittel, insbesondere mit Farbanzeige, umfaßt.3. Torque value display device according to claim 1 or 2, characterized in that the output means an optical display means, in particular with a color display, includes. 4. Drehmomentwert-Anzeigeeinrichtung nach einem der An­ sprüche 1 bis 3, dadurch gekennzeichnet, daß das Anzeigemittel eine akustische Anzeige, insbesondere einen Summer, umfaßt.4. Torque value display device according to one of the An sayings 1 to 3, characterized in that the display means an acoustic display, in particular a Buzzer. 5. Werkzeugschlüssel, dadurch gekennzeich­ net, daß er eine Drehmomentwert-Anzeigeeinrichtung nach einem der Ansprüche 1 bis 4 aufweist.5. Tool key, characterized net that he after a torque value display device one of claims 1 to 4.
DE20100403U 2000-12-06 2001-01-10 Torque indicator Expired - Lifetime DE20100403U1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB0029753A GB2370008A (en) 2000-12-06 2000-12-06 Method of displaying the torque value of a torque applying tool
DE20100403U DE20100403U1 (en) 2000-12-06 2001-01-10 Torque indicator
FR0102626A FR2821286B3 (en) 2000-12-06 2001-02-27 TORQUE VALUE INDICATOR AND TOOL EQUIPPED WITH SAME

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0029753A GB2370008A (en) 2000-12-06 2000-12-06 Method of displaying the torque value of a torque applying tool
DE20100403U DE20100403U1 (en) 2000-12-06 2001-01-10 Torque indicator
FR0102626A FR2821286B3 (en) 2000-12-06 2001-02-27 TORQUE VALUE INDICATOR AND TOOL EQUIPPED WITH SAME

Publications (1)

Publication Number Publication Date
DE20100403U1 true DE20100403U1 (en) 2001-03-15

Family

ID=27219534

Family Applications (1)

Application Number Title Priority Date Filing Date
DE20100403U Expired - Lifetime DE20100403U1 (en) 2000-12-06 2001-01-10 Torque indicator

Country Status (3)

Country Link
DE (1) DE20100403U1 (en)
FR (1) FR2821286B3 (en)
GB (1) GB2370008A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2392405B (en) * 2002-08-28 2005-10-19 Chih-Ching Hsieh A Wrench having a torque indicator
GB2429065A (en) * 2005-08-11 2007-02-14 Chih-Ching Hsieh A spanner in which each driving member has a strain guage situtuated in a groove or recess having a force concentrating notch in its wall
IT201800006565A1 (en) * 2018-06-21 2019-12-21 Enrico Fassio Electronic device for the detection and display of the instant torque applied by any tool

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4006629A (en) * 1975-07-17 1977-02-08 Gse, Inc. Torque measuring apparatus
US4982612A (en) * 1988-10-03 1991-01-08 Snap-On Tools Corporation Torque wrench with measurements independent of hand-hold position
WO1998038013A1 (en) * 1997-02-28 1998-09-03 Uirlis Torc Teoranta A tool incorporating a vibratable handle assembly

Also Published As

Publication number Publication date
GB0029753D0 (en) 2001-01-17
FR2821286A3 (en) 2002-08-30
FR2821286B3 (en) 2003-01-24
GB2370008A (en) 2002-06-19

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20010419

R156 Lapse of ip right after 3 years

Effective date: 20040803