The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 28, 1991
Filed:
Nov. 15, 1989
Eiji Itako, Sakado, JP;
Abstract
A card puncher for punching as a yardstick of use a card for getting coupon tickets on and used as tickets on omibuses and electric trains, and a method of controlling the card puncher. Data on a target quantity of conveyance of the card correponding to a position where the card is punched is stored in memory. A card conveyer is driven to convey the card by a quantity corresponding to data on the target quantity of conveyance stored in the memeory. A quantity of coast of the card after the drive of the card conveyer is teminated is measured. If the sum of the target quantity of conveyance and the measured quantity of coast of the card is within a predetermined allowable limit, the card is punched. If otherwise, data on the target quantity of conveyance in the memory is corrected such that the sum falls within the predetermined allowable limit, the card is returned to a position where the punching starts and the punching operation is retried.