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

Marking and counting probe assembly

Patent 4295038 Issued on October 13, 1981. Estimated Expiration Date: Icon_subject October 10, 1999. 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

3064888

3344259

3528295

3792240

3808408

3862402

Inventors

Assignee

Application

No. 06/083407 filed on 10/10/1979

US Classes:

377/6, Counting animate or inanimate entities377/15Counting based on number of times machine or apparatus operates

Examiners

Primary: Thesz, Joseph M.

Attorney, Agent or Firm

International Classes

B43K 29/08 (20060101)
B43K 29/00 (20060101)
G06M 11/00 (20060101)

Abstract

An apparatus for serially counting the fragments of a fractured tempered glass article including a probe assembly for touching and producing an electrical signal each time a fragment is touched, the probe assembly also marking each touched fragment. The apparatus also includes a numerical counter electrically connected to the probe assembly for cumulatively adding the number of fragments touched in a given area of the article and displaying a running tally of the counted fragments.

Other References

  • R B. Lange, "Marking and Counting Device", IBM Tech. Discl. Bulletin, vol. 20, No. 11B, pp. 4892-4893, Apr. 1978
  • Alexandrovich, "Convert Your Pocket Calculator into a Programmable Counter", Electronic Design, vol. 23, p. 100, Mar. 1975
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