U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Method for calibrating scales

Patent 5878376 Issued on March 2, 1999. Estimated Expiration Date: Icon_subject May 19, 2017. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Weighing apparatus for producing geographically-corrected measurements Patent #: 4512429
Issued on: 04/23/1985
Inventor: Meier

Inventor

Application

No. 858558 filed on 05/19/1997

US Classes:

702/102, Tare weight adjusted177/25.13, Digital702/85, CALIBRATION OR CORRECTION SYSTEM702/173Weight

Examiners

Primary: Shah, Kamini

Attorney, Agent or Firm

Foreign Patent References

  • 0 631 118 A1 EP. 12/13/1994
  • 3712138A1 DE. 10/13/1987
  • 4320892 DE 06/13/1994
  • 4408232A1 DE. 09/13/1995

International Classes

G06F 019/00
G01G 023/01

Foreign Application Priority Data

1996-05-17 DE

Abstract

The invention relates a to method for calibrating scales having a weight-determining weighing system with a processor-controlled computer and with a memory unit for storing information regarding gravitational acceleration. The method can be executed at any arbitrary location without there being a possibility of performing manipulations contrary to the intended use, which includes the following steps: transmission of data regarding the location or place of operation of the scales via a wire or wireless telephone network from the location or place of operation to a receiving location; determination of information associated with the location or place of operation regarding the value of the gravitational acceleration at the location or place of operation of the scales on the basis of the data received at the receiving location; triggering the scales connected at the location or place of operation to the telephone network by a serial interface and a modem; and transmitting the determined information from the receiving location to the computer of the scales at the memory unit.

Other References

  • wd Fachbericht/Drahtloses Datenubertragungs- und -verarbeitungssystem fur Datenubertragung im eichpflichtigen Verkehr/wagen + dosieren --Feb. 1993/ pp. 48 & 4
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