DE1814131A1 - Projektor mit Nachlaufsteuerung fuer den Lueftmotor - Google Patents

Projektor mit Nachlaufsteuerung fuer den Lueftmotor

Info

Publication number
DE1814131A1
DE1814131A1 DE19681814131 DE1814131A DE1814131A1 DE 1814131 A1 DE1814131 A1 DE 1814131A1 DE 19681814131 DE19681814131 DE 19681814131 DE 1814131 A DE1814131 A DE 1814131A DE 1814131 A1 DE1814131 A1 DE 1814131A1
Authority
DE
Germany
Prior art keywords
switch
operating
projector according
fan motor
projector
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
DE19681814131
Other languages
German (de)
English (en)
Inventor
Hubert Feldmann
Walter Voigt
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.)
Ernst Leitz Wetzlar GmbH
Original Assignee
Ernst Leitz Wetzlar GmbH
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 Ernst Leitz Wetzlar GmbH filed Critical Ernst Leitz Wetzlar GmbH
Priority to DE19681814131 priority Critical patent/DE1814131A1/de
Priority to GB1257132D priority patent/GB1257132A/en
Priority to FR6942383A priority patent/FR2025946A1/fr
Priority to SE1719369A priority patent/SE350853B/xx
Publication of DE1814131A1 publication Critical patent/DE1814131A1/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
    • G03B21/16—Cooling; Preventing overheating

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
DE19681814131 1968-12-12 1968-12-12 Projektor mit Nachlaufsteuerung fuer den Lueftmotor Pending DE1814131A1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE19681814131 DE1814131A1 (de) 1968-12-12 1968-12-12 Projektor mit Nachlaufsteuerung fuer den Lueftmotor
GB1257132D GB1257132A (https=) 1968-12-12 1969-11-21
FR6942383A FR2025946A1 (https=) 1968-12-12 1969-12-08
SE1719369A SE350853B (https=) 1968-12-12 1969-12-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681814131 DE1814131A1 (de) 1968-12-12 1968-12-12 Projektor mit Nachlaufsteuerung fuer den Lueftmotor

Publications (1)

Publication Number Publication Date
DE1814131A1 true DE1814131A1 (de) 1970-06-25

Family

ID=5715965

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19681814131 Pending DE1814131A1 (de) 1968-12-12 1968-12-12 Projektor mit Nachlaufsteuerung fuer den Lueftmotor

Country Status (4)

Country Link
DE (1) DE1814131A1 (https=)
FR (1) FR2025946A1 (https=)
GB (1) GB1257132A (https=)
SE (1) SE350853B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2509955A1 (de) * 1975-03-07 1976-09-09 Wesegang Fa Ed Schutzschaltung fuer projektionsgeraete

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2509955A1 (de) * 1975-03-07 1976-09-09 Wesegang Fa Ed Schutzschaltung fuer projektionsgeraete

Also Published As

Publication number Publication date
GB1257132A (https=) 1971-12-15
FR2025946A1 (https=) 1970-09-11
SE350853B (https=) 1972-11-06

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Legal Events

Date Code Title Description
SH Request for examination between 03.10.1968 and 22.04.1971