FR2660913B1 - - Google Patents

Info

Publication number
FR2660913B1
FR2660913B1 FR9004899A FR9004899A FR2660913B1 FR 2660913 B1 FR2660913 B1 FR 2660913B1 FR 9004899 A FR9004899 A FR 9004899A FR 9004899 A FR9004899 A FR 9004899A FR 2660913 B1 FR2660913 B1 FR 2660913B1
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
FR9004899A
Other versions
FR2660913A1 (fr
Inventor
Yutaka Tsuihiji
Akio Sakayori
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TOKYO AIRCRAFT INSTR CO
Original Assignee
TOKYO AIRCRAFT INSTR CO
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by TOKYO AIRCRAFT INSTR CO filed Critical TOKYO AIRCRAFT INSTR CO
Priority to FR9004899A priority Critical patent/FR2660913A1/fr
Publication of FR2660913A1 publication Critical patent/FR2660913A1/fr
Application granted granted Critical
Publication of FR2660913B1 publication Critical patent/FR2660913B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H7/00—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles
    • B65H7/02—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors
    • B65H7/06—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors responsive to presence of faulty articles or incorrect separation or feed
    • B65H7/12—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors responsive to presence of faulty articles or incorrect separation or feed responsive to double feed or separation
    • B65H7/125—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors responsive to presence of faulty articles or incorrect separation or feed responsive to double feed or separation sensing the double feed or separation without contacting the articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2553/00—Sensing or detecting means
    • B65H2553/40—Sensing or detecting means using optical, e.g. photographic, elements
    • B65H2553/41—Photoelectric detectors
FR9004899A 1990-04-17 1990-04-17 Appareil de detection d'une alimentation double de feuilles. Granted FR2660913A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9004899A FR2660913A1 (fr) 1990-04-17 1990-04-17 Appareil de detection d'une alimentation double de feuilles.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9004899A FR2660913A1 (fr) 1990-04-17 1990-04-17 Appareil de detection d'une alimentation double de feuilles.

Publications (2)

Publication Number Publication Date
FR2660913A1 FR2660913A1 (fr) 1991-10-18
FR2660913B1 true FR2660913B1 (fr) 1994-12-09

Family

ID=9395820

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9004899A Granted FR2660913A1 (fr) 1990-04-17 1990-04-17 Appareil de detection d'une alimentation double de feuilles.

Country Status (1)

Country Link
FR (1) FR2660913A1 (fr)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56161243A (en) * 1980-05-09 1981-12-11 Ryobi Ltd Preventing device for improper feed in printing machine
DE3230524A1 (de) * 1982-08-17 1984-02-23 Agfa-Gevaert Ag, 5090 Leverkusen Einrichtung zum erkennen von zwei oder mehreren uebereinanderliegenden filmblaettern
US4737627A (en) * 1985-12-19 1988-04-12 Technitrol, Inc. Method of detecting the improper separation of documents being fed through a document counter or the like
GB2194040A (en) * 1986-07-23 1988-02-24 Ratby Eng Co Ltd Paper feed control apparatus
JPH0679948B2 (ja) * 1988-10-21 1994-10-12 東京航空計器株式会社 ２枚差し検出装置

Also Published As

Publication number Publication date
FR2660913A1 (fr) 1991-10-18

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Legal Events

Date Code Title Description
ST Notification of lapse