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US4433586A Expired / Lapsed US ⏱️ 0.0 years remaining

Electronic cable load gauge

Assignee: HANDELSBOLAGET OHRNELL TEKNIK
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Filing: 1982-03-29
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Granted: 1984-02-28
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Expires: 2002-03-29
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Abstract

Abstract An electronic transmitter element of the type cable load gauge for measuring the tension on a stretched flexible cable to generate an electric signal corresponding to the load acting on the cable. The transmitter element comprises a frame portion (1,2) with two bearing members (3,4) being disposed at opposite ends of the frame portion and preferably made in the form of rollers (4) for engagement with the tensioned cable (5,6) at one side thereof, a force detecting member (8,10,11) being disposed substantially midway between the bearing members and engaging the opposite side of the cable in a direction perpendicular to its orientations, thereby forming a breaking point in which a force perpendicular to the cable is detectable. The force detecting member comprises a measuring bar (11) with strain gauges (16), one end of the bar being connected to the frame portion (10,12) and the other end being connected with a movable portion (8,19,20) to which the cable is attached. The measuring rod (11) will be subjected to tensile stress when the force detecting member is affected by a tension load effecting the cable.

Inventors

  • 👤 Hakan /O/ hrnell
  • 👤 Leif N/a/ slund

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 08:41
CPC Classifications
G; G01; G01L; G01L5/00; G01L5/04; G01L5/10; G01L5/107

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 229 words
An electronic cable load gauge for measuring the tension on a stretched cable or wire and generating an electric signal corresponding to the load effecting the cable, which gauge comprises a frame portion with two cable bearing members at opposite ends of the frame for engagement with the tensioned cable at one side thereof and a central portion between said bearing members engaging the opposite side of the cable to form a breaking point in which a force is generated generally transversely to the cable and corresponding to the tension load in the same, characterized in that the force detecting member comprises a measuring bar, which is arranged generally transversely to the cable, one end of which is connected to the frame portion and the other end is connected to a movable portion which is displaceable generally transversely to the cable, said movable portion being provided with clamping means for attachment of said cable, whereby said measuring bar will be subjected to tensile stress corresponding to the tension load in the cable, the movable portion which is displaceable generally transversely to the cable comprises a piston which is slidable in a cylinder-formed part of the frame portion, and the measuring bar is made in the form of a piston rod which in one end is rotatably attached to the piston and in the other end to the frame portion.
Claim 2
Dependent Claim 229 words
An electronic cable load gauge for measuring the tension on a stretched cable or wire and generating an electric signal corresponding to the load effecting the cable, which gauge comprises a frame portion with two cable bearing members at opposite ends of the frame for engagement with the tensioned cable at one side thereof and a central portion between said bearing members engaging the opposite side of the cable to form a breaking point in which a force is generated generally transversely to the cable and corresponding to the tension load in the same, characterized in that the force detecting member comprises a measuring bar, which is arranged generally transversely to the cable, one end of which is connected to the frame portion and the other end is connected to a movable portion which is displaceable generally transversely to the cable, said movable portion being provided with clamping means for attachment of said cable, whereby said measuring bar will be subjected to tensile stress corresponding to the tension load in the cable, the movable portion which is displaceable generally transversely to the cable comprises a piston which is slidable in a cylinder-formed part of the frame portion, and the measuring bar is made in the form of a piston rod which in one end is rotatably attached to the piston and in the other end to the frame portion.

References Cited (Backward Citations)

US2645121A Cited
US2814946A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1987-02-27 1987-08-29 1988-02-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1991-02-27 1991-08-29 1992-02-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1995-02-27 1995-08-29 1996-02-28 $7700.00 Window Closed / Lapsed

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