DE408564C - Revolving lock on cinematographs - Google Patents

Revolving lock on cinematographs

Info

Publication number
DE408564C
DE408564C DEE30397D DEE0030397D DE408564C DE 408564 C DE408564 C DE 408564C DE E30397 D DEE30397 D DE E30397D DE E0030397 D DEE0030397 D DE E0030397D DE 408564 C DE408564 C DE 408564C
Authority
DE
Germany
Prior art keywords
cinematographs
adjustment
sectors
revolving lock
during
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
DEE30397D
Other languages
German (de)
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.)
ERTEL WERKE AKT GES fur FEINM
Original Assignee
ERTEL WERKE AKT GES fur FEINM
Publication date
Priority to DEE30397D priority Critical patent/DE408564C/en
Application granted granted Critical
Publication of DE408564C publication Critical patent/DE408564C/en
Expired 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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/08—Shutters
    • G03B9/10—Blade or disc rotating or pivoting about axis normal to its plane

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Gears, Cams (AREA)
  • Rotary Pumps (AREA)

Description

L FhL Fh

Claims (1)

Patent-Anspruch:Patent claim: Umlaufverschluß an Kinematographen, dessen gleichlaufende Sektoren mit dem Werkantrieb dauernd in zwangläufiger Verbindung stehen und durch ein zwischen sie geschaltetes Differentialgetriebe auch während des Umlaufes gegeneinander verstellt werden können, dadurch gekennzeichnet, daß das zur Verstellung des öffnungswinkels der Sektoren (a, b) dienende Diffeirentialrad (fi.) nur während der Verstellung bewegt wird, bei normalem Umlauf aber stillsteht.Circumferential closure on cinematograph whose concurrent sectors associated with the mill drive continuously in zwangläufiger compound and can also be adjusted by a switched between them differential gear during rotation against each other, characterized in that the the adjustment of the opening angle of the sectors (a, b) serving Diffeirentialrad ( fi.) is only moved during the adjustment, but stands still during normal rotation.
DEE30397D Revolving lock on cinematographs Expired DE408564C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DEE30397D DE408564C (en) Revolving lock on cinematographs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEE30397D DE408564C (en) Revolving lock on cinematographs

Publications (1)

Publication Number Publication Date
DE408564C true DE408564C (en) 1925-01-21

Family

ID=7074479

Family Applications (1)

Application Number Title Priority Date Filing Date
DEE30397D Expired DE408564C (en) Revolving lock on cinematographs

Country Status (1)

Country Link
DE (1) DE408564C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE747845C (en) * 1939-03-05 1944-10-18 Cinema playback device with drum lock

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE747845C (en) * 1939-03-05 1944-10-18 Cinema playback device with drum lock

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