RU2006116424A - DYNAMETRIC KEY - Google Patents

DYNAMETRIC KEY

Info

Publication number
RU2006116424A
RU2006116424A RU2006116424/02A RU2006116424A RU2006116424A RU 2006116424 A RU2006116424 A RU 2006116424A RU 2006116424/02 A RU2006116424/02 A RU 2006116424/02A RU 2006116424 A RU2006116424 A RU 2006116424A RU 2006116424 A RU2006116424 A RU 2006116424A
Authority
RU
Russia
Prior art keywords
pair
strain
diagonal
bridge
strain gages
Prior art date
Application number
RU2006116424/02A
Other languages
Russian (ru)
Other versions
RU2323079C2 (en
Inventor
Виталий Валентинович Устинов (RU)
Виталий Валентинович Устинов
Original Assignee
Зао "Инструм-Рэнд" (Ru)
Зао "Инструм-Рэнд"
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 Зао "Инструм-Рэнд" (Ru), Зао "Инструм-Рэнд" filed Critical Зао "Инструм-Рэнд" (Ru)
Priority to RU2006116424/02A priority Critical patent/RU2323079C2/en
Publication of RU2006116424A publication Critical patent/RU2006116424A/en
Application granted granted Critical
Publication of RU2323079C2 publication Critical patent/RU2323079C2/en

Links

Landscapes

  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)

Claims (1)

Динамометрический ключ, содержащий стержень с упругим участком с установленными на последнем тензорезисторами, расположенные на концах стержня ключевая головка, корпус с контрольно-измерительным устройством и рукоятка с элементом питания, тензорезисторы включены в мостовую схему, первая диагональ тензометрического моста подключена ко входу контрольно-измерительного устройства, а вторая диагональ - к элементу питания, тензорезисторы установлены парами и каждый из тензорезисторов в паре установлены на противоположных поверхностях упругого участка и воспринимают деформацию разного знака, первые выводы первой пары тензорезисторов соединены между собой и являются первым выводом первой диагонали моста, первые выводы второй пары тензорезисторов также соединены между собой и являются вторым выводом первой диагонали моста, вторые выводы тензорезисторов расположенных на одной поверхности упругого участка соединены между собой и являются соответствующими выходами второй диагонали моста, отличающийся тем, что вторая пара тензорезисторов установлены под углом к оси упругого участка, а величина угла определяется arccos отношения расстояния от оси головки ключа до первой пары тензорезисторов к расстоянию от оси головки ключа до второй пары тензорезисторов.A torque wrench containing a rod with an elastic section mounted on the last strain gauges, a key head located on the ends of the rod, a housing with a control and measuring device and a handle with a battery element, strain gauges are included in the bridge circuit, the first diagonal of the strain gauge bridge is connected to the input of the measuring and measuring device and the second diagonal is to the battery element, the strain gages are installed in pairs and each of the strain gages in a pair is installed on opposite surfaces of of the other section and perceive deformation of a different sign, the first conclusions of the first pair of strain gages are connected to each other and are the first output of the first diagonal of the bridge, the first conclusions of the second pair of strain gages are also connected to each other and are the second output of the first diagonal of the bridge, the second conclusions of the strain gages located on one surface of the elastic section interconnected and are the respective outputs of the second diagonal of the bridge, characterized in that the second pair of strain gages are installed at an angle to the axis of the control the corner, and the angle is determined by arccos the ratio of the distance from the axis of the key head to the first pair of strain gauges to the distance from the axis of the key head to the second pair of strain gauges.
RU2006116424/02A 2006-05-12 2006-05-12 Dynamometric wrench RU2323079C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2006116424/02A RU2323079C2 (en) 2006-05-12 2006-05-12 Dynamometric wrench

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2006116424/02A RU2323079C2 (en) 2006-05-12 2006-05-12 Dynamometric wrench

Publications (2)

Publication Number Publication Date
RU2006116424A true RU2006116424A (en) 2007-11-27
RU2323079C2 RU2323079C2 (en) 2008-04-27

Family

ID=38959932

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2006116424/02A RU2323079C2 (en) 2006-05-12 2006-05-12 Dynamometric wrench

Country Status (1)

Country Link
RU (1) RU2323079C2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2519363C1 (en) * 2013-05-07 2014-06-10 Закрытое акционерное общество "ИНСТРУМ-РЭНД" Torque spanner
RU2620207C1 (en) * 2016-03-09 2017-05-23 Закрытое акционерное общество "ИНСТРУМ-РЭНД" Torque wrench

Also Published As

Publication number Publication date
RU2323079C2 (en) 2008-04-27

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Legal Events

Date Code Title Description
MM4A The patent is invalid due to non-payment of fees

Effective date: 20090513