公开(公告)号：US3529470A

公开(公告)日：1970-09-22

申请号：US3529470D

申请日：1967-05-10

Applicant: SOLARTRON ELECTRONIC GROUP

Inventor： AGAR JORAM

IPC: G01L1/16 ,  G01L9/00 ,  G01L1/10

CPC classification number: G01L9/0033 ,  G01L1/162 ,  G01L9/0022

公开(公告)号：US3672220A

公开(公告)日：1972-06-27

申请号：US3672220D

申请日：1970-02-12

Applicant: SOLARTRON ELECTRONIC GROUP

Inventor： AGAR JORAM

IPC: G01L1/10 ,  G01L1/16 ,  G01L9/00 ,  G01L13/02 ,  G01L13/06

CPC classification number: G01L9/0033 ,  G01L1/10 ,  G01L1/162 ,  G01L9/0008 ,  G01L9/0022 ,  G01L13/023

Abstract: Force-measuring apparatus having a composite strut with two bars which are to be maintained in transverse vibration at a common resonance frequency by electrical feedback, the frequency of vibration indicating the force applied to the composite strut.