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  1. Technology classes
  2. /G · Physics
  3. /G01 · Measuring
  4. /G01L · Measuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure
  5. /G01L 3/00 · Measuring torque, work, mechanical power, or mechanical efficiency, in general
  6. /G01L 3/02 · Rotary-transmission dynamometers
  7. /G01L 3/14 · Wherein the torque-transmitting element is other than a torsionally-flexible shaft
  8. /G01L 3/1407 · Involving springs
  9. /G01L 3/1414
G01L 3/1414

Using mechanical or hydraulic transducers

Official title: {using mechanical or hydraulic transducers}

G01L3/1414 (Using mechanical or hydraulic transducers) appears on 4 US grants and 2 published applications in this corpus.

Search patents in G01L

Where it sits

  1. GPhysics
  2. G01Measuring
  3. G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure
  4. G01L 3/00Measuring torque, work, mechanical power, or mechanical efficiency, in general
  5. G01L 3/02Rotary-transmission dynamometers
  6. G01L 3/14Wherein the torque-transmitting element is other than a torsionally-flexible shaft
  7. G01L 3/1407Involving springs
  8. G01L 3/1414Using mechanical or hydraulic transducers
Granted patents
4
Published applications
2
Assignees
4
Inventors
6
Latest grant
24 Jun 2025

Filings by year

Granted patentsPublished applications
G01L 3/1414: granted patents and published applications per publication year
YearGranted patentsPublished applications
198510
198600
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201300
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201600
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201800
201911
202000
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202301
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202510

19851995200520152025

By publication year. Applications have been published since 2001.

Recent patents

  • Hydraulic torque measurement device for aircraft engine unit24 Jun 2025US 12,339,185 B2Safran Helicopter Engines
  • Torque monitoring device3 Dec 2019US 10,493,574 B2Caterpillar Inc.
  • Device and method for accurately detecting torque of auxiliary device14 Sep 1999US 5,952,586 ANippon Soken, Inc.
  • Torque transmitting and indicating device for well drilling apparatus7 May 1985US 4,515,011 ABaker Oil Tools, Inc.
  • Hydraulic torque measurement device for aircraft engine unit6 Jul 2023US 2023/0213399 A1Safran Helicopter Engines
  • Torque monitoring device14 Feb 2019US 2019/0047097 A1Caterpillar Inc.

Most cited

By later US patents
  • Torque transmitting and indicating device for well drilling apparatus8US 4,515,011 ABaker Oil Tools, Inc. · 1985
  • Device and method for accurately detecting torque of auxiliary device6US 5,952,586 ANippon Soken, Inc. · 1999
  • Torque monitoring device1US 10,493,574 B2Caterpillar Inc. · 2019

Top assignees

Documents
  • Caterpillar Inc.2
  • Safran Helicopter Engines2
  • BOBaker Oil Tools, Inc.1
  • NSNippon Soken, Inc.1

Often classified with

  • B23PMetal-working not otherwise provided for2
  • B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging2
  • G01MTesting static or dynamic balance of machines or structures2
  • E21BEarth or rock drilling1

Documents that also carry the other class.

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