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US 4,050,300 AGranted
Torque indicating assembly
AssigneeJoy Manufacturing Company
InventorsJohn W. Turner, Russell A. McLaughlin
Life of this patent
Estimating the term…
Abstract
A torque indicator assembly and more particularly an improved torque indicator assembly offering multiple use applications and improved long range consistency and operational characteristics.
Claims8
A torque indicator assembly comprising:
- a body member;
- variable volume chamber means carried by said body member and operable to receive a fluid therewithin;
- said chamber means having a pair of opposed oppositely biased movable portions;
- force responsive means carried by said body member and operable to increase the pressure of the fluid within said chambers by moving one of said opposed portions when an external force is applied in a first direction and by moving the other of said opposed portions when such an external force is applied in a direction opposite said first direction;
- said force responsive means including spaced portions pivotally carried by said body member and responsive to such an external force in a manner that one of said spaced portions pivot to move a first of said opposed portions while the other of said spaced portions simultaneously pivots in a direction away from the second of said opposed portions;
- indicating means communicating with said chamber means and responsive to the pressure of the fluid within said chamber means;
- and at least one link portion communicating between said spaced portions and pivotally carried thereby adjacent respective end sections of said link portion.
4 more elements
Dependencies are inferred from the claim text.