DE2302914A1 - Spulenantrieb - Google Patents

Spulenantrieb

Info

Publication number
DE2302914A1
DE2302914A1 DE19732302914 DE2302914A DE2302914A1 DE 2302914 A1 DE2302914 A1 DE 2302914A1 DE 19732302914 DE19732302914 DE 19732302914 DE 2302914 A DE2302914 A DE 2302914A DE 2302914 A1 DE2302914 A1 DE 2302914A1
Authority
DE
Germany
Prior art keywords
drive
friction
friction roller
coil
support part
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.)
Pending
Application number
DE19732302914
Other languages
German (de)
English (en)
Inventor
Nicholas Mischenko
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.)
Bell and Howell Co
Original Assignee
Bell and Howell 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 Bell and Howell Co filed Critical Bell and Howell Co
Publication of DE2302914A1 publication Critical patent/DE2302914A1/de
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/32—Details specially adapted for motion-picture projection
    • G03B21/43—Driving mechanisms
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/19614—Disconnecting means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Winding Of Webs (AREA)
  • Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
  • Projection Apparatus (AREA)
DE19732302914 1972-05-12 1973-01-22 Spulenantrieb Pending DE2302914A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25289372A 1972-05-12 1972-05-12

Publications (1)

Publication Number Publication Date
DE2302914A1 true DE2302914A1 (de) 1973-11-29

Family

ID=22957985

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19732302914 Pending DE2302914A1 (de) 1972-05-12 1973-01-22 Spulenantrieb

Country Status (4)

Country Link
US (1) US3782658A (cg-RX-API-DMAC7.html)
JP (1) JPS4929136A (cg-RX-API-DMAC7.html)
DE (1) DE2302914A1 (cg-RX-API-DMAC7.html)
IT (1) IT977131B (cg-RX-API-DMAC7.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4428249A (en) 1981-12-04 1984-01-31 Pako Corporation Gear torque sensor apparatus
US5476233A (en) * 1992-12-14 1995-12-19 Tohoku Ricoh Co., Ltd. Stacker

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2673041A (en) * 1954-03-23 Tape or film boll driving mechanism
US1841950A (en) * 1931-05-04 1932-01-19 Bates Mfg Co Data recording and displaying device

Also Published As

Publication number Publication date
JPS4929136A (cg-RX-API-DMAC7.html) 1974-03-15
US3782658A (en) 1974-01-01
IT977131B (it) 1974-09-10

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