FR1449284A - Improvements to control and detection devices that can be adapted to pneumatic material conveyors - Google Patents

Improvements to control and detection devices that can be adapted to pneumatic material conveyors

Info

Publication number
FR1449284A
FR1449284A FR33792A FR33792A FR1449284A FR 1449284 A FR1449284 A FR 1449284A FR 33792 A FR33792 A FR 33792A FR 33792 A FR33792 A FR 33792A FR 1449284 A FR1449284 A FR 1449284A
Authority
FR
France
Prior art keywords
control
detection devices
pneumatic material
material conveyors
conveyors
Prior art date
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
Application number
FR33792A
Other languages
French (fr)
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.)
Pitney Bowes Inc
Original Assignee
Pitney Bowes Inc
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
Priority claimed from US401420A external-priority patent/US3285608A/en
Application filed by Pitney Bowes Inc filed Critical Pitney Bowes Inc
Priority to FR33792A priority Critical patent/FR1449284A/en
Application granted granted Critical
Publication of FR1449284A publication Critical patent/FR1449284A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15C—FLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR CONTROL PURPOSES
    • F15C1/00—Circuit elements having no moving parts
    • F15C1/001—Circuit elements having no moving parts for punched-card machines ; for typewriters ; for keyboards; for conveying cards or tape; for conveying through tubes ; for computers ; for dc-ac transducers for information processing ; for signal transmission
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/02—Methods or arrangements for sensing record carriers, e.g. for reading patterns by pneumatic or hydraulic means, e.g. sensing punched holes with compressed air; by sonic means ; by ultrasonic means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
FR33792A 1964-10-05 1965-10-05 Improvements to control and detection devices that can be adapted to pneumatic material conveyors Expired FR1449284A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR33792A FR1449284A (en) 1964-10-05 1965-10-05 Improvements to control and detection devices that can be adapted to pneumatic material conveyors

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US401420A US3285608A (en) 1964-10-05 1964-10-05 Pneumatic sheet detecting control means
FR33792A FR1449284A (en) 1964-10-05 1965-10-05 Improvements to control and detection devices that can be adapted to pneumatic material conveyors

Publications (1)

Publication Number Publication Date
FR1449284A true FR1449284A (en) 1966-08-12

Family

ID=26166567

Family Applications (1)

Application Number Title Priority Date Filing Date
FR33792A Expired FR1449284A (en) 1964-10-05 1965-10-05 Improvements to control and detection devices that can be adapted to pneumatic material conveyors

Country Status (1)

Country Link
FR (1) FR1449284A (en)

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