DE29722743U1 - Walkscreen - Sensorsteuerung für Projektionen - Google Patents

Walkscreen - Sensorsteuerung für Projektionen

Info

Publication number
DE29722743U1
DE29722743U1 DE29722743U DE29722743U DE29722743U1 DE 29722743 U1 DE29722743 U1 DE 29722743U1 DE 29722743 U DE29722743 U DE 29722743U DE 29722743 U DE29722743 U DE 29722743U DE 29722743 U1 DE29722743 U1 DE 29722743U1
Authority
DE
Germany
Prior art keywords
walkscreen
projections
sensor control
sensor
control
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 - Lifetime
Application number
DE29722743U
Other languages
English (en)
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.)
REITZ MICHAEL DIPL ING
ZUNTZ RUTHE
Original Assignee
REITZ MICHAEL DIPL ING
ZUNTZ RUTHE
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 REITZ MICHAEL DIPL ING, ZUNTZ RUTHE filed Critical REITZ MICHAEL DIPL ING
Priority to DE29722743U priority Critical patent/DE29722743U1/de
Publication of DE29722743U1 publication Critical patent/DE29722743U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G03B23/00—Devices for changing pictures in viewing apparatus or projectors
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F19/00—Advertising or display means not otherwise provided for
    • G09F19/12—Advertising or display means not otherwise provided for using special optical effects
    • G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds
DE29722743U 1997-12-23 1997-12-23 Walkscreen - Sensorsteuerung für Projektionen Expired - Lifetime DE29722743U1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29722743U DE29722743U1 (de) 1997-12-23 1997-12-23 Walkscreen - Sensorsteuerung für Projektionen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29722743U DE29722743U1 (de) 1997-12-23 1997-12-23 Walkscreen - Sensorsteuerung für Projektionen

Publications (1)

Publication Number Publication Date
DE29722743U1 true DE29722743U1 (de) 1998-08-13

Family

ID=8050421

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29722743U Expired - Lifetime DE29722743U1 (de) 1997-12-23 1997-12-23 Walkscreen - Sensorsteuerung für Projektionen

Country Status (1)

Country Link
DE (1) DE29722743U1 (de)

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Legal Events

Date Code Title Description
R086 Non-binding declaration of licensing interest
R207 Utility model specification

Effective date: 19980924

R150 Term of protection extended to 6 years

Effective date: 20020610

R157 Lapse of ip right after 6 years

Effective date: 20040701