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Patent Searching and Data


Title:
LOADCELL BALANCE
Document Type and Number:
Japanese Patent JPH0735601
Kind Code:
A
Abstract:

PURPOSE: To ensure a zero-point return by reducing hysteresis of instrumental errors in the longitudinal direction of a loadcell frame in a balance not only with a small measuring capacity but also with a large measuring capacity.

CONSTITUTION: A strain gauge bridge circuit is formed on one side of a rectangular load cell frame 1 having a Roberval mechanism and one end side of the loadcell frame 1 is fixed on a substrate 8 as fixed part 1a while a load receiving tray 13 is fixed with the other end side thereof as mobile part 1b. In a loadcell balance of such a type, grooves 3a, 3b, 4a and 4b formed across both side thereof are arranged at four symmetrical points on the top surface and the undersurface of the fixed part and the mobile part.


Inventors:
KIKUCHI TAKASHI
Application Number:
JP17657293A
Publication Date:
February 07, 1995
Filing Date:
July 16, 1993
Export Citation:
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Assignee:
TEC CORP
International Classes:
G01G3/14; G01L1/22; (IPC1-7): G01G3/14; G01L1/22
Attorney, Agent or Firm:
Takehiko Suzue