Patent US3324760A successfully refreshed from Google Patents.
US3324760A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Three dimensional unaided viewing apparatus
Assignee: Individual
•
Filing: 1964-12-30
•
Granted: 1967-06-13
•
Expires: 1984-12-30
Abstract
No abstract record available.
Inventors
- 👤 Robert B Collender
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:30
CPC Classifications
G; G03; G03B; G03B37/00; G03B37/02; G02; G02B; G02B30/00; G02B30/20; G02B30/22; G02B30/24; G02B30/26; G02B30/27
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
263 words
A SYSTEM FOR REPRODUCING STEREOSCOPIC VIEWS FOR OBSERVATION BY PLURAL OBSERVERS, IN THE ABSENCE OF VISUAL AIDS AT THE EYES OF SAID OBSERVERS, COMPRISING; (A) FIRST PLURAL MEANS FOR FORMING PERMANENT SIGNAL IMAGE RECORDS IN NUMBER GREATER THAN TWO OF A VIEW TO BE STEREOSCOPICALLY REPRODUCED, HAVING (B) SECOND MEANS FOR POSITIONING EACH OF SAID FIRST PLURAL MEANS AT DIFFERENT CIRCUMFERENTIAL POSITIONS AROUND THE CENTER OF A UNIFIED LOCATION OF SAID PLURAL IMAGE RECORDS FOR RADIALLY ACCEPTING AN IMAGE OF SAID VIEW, AND (C) THIRD MEANS FOR ROTATING SAID FIRST AND SECOND MEANS TOGETHER AROUND SAID CENTER OF THE LOCATION OF SAID PLURAL IMAGE RECORDS; (D) FOURTH PLURAL MEAN EQUAL IN NUMBER TO THE PLURALITY OF SAID FIRST PLURAL MEANS, FOR RADIALLY PROJECTING VISIBLE IMAGES FROM SAID PLURAL IMAGE RECORDS, HAVING (E) FIFTH MEANS FOR POSITIONING EACH OF SAID FOURTH PLURAL MEANS AT DIFFERENT CIRCUMFERENTIAL POSITIONS AROUND THE CENTER OF A UNIFIED LOCATION OF SAID PLURAL IMAGE RECORDS CORRESPONDING TO THE SAID DIFFERENT CIRCUMFERENTIAL POSITIONS OF SAID SECOND MEANS, (F) SIXTH MEANS FOR ROTATING SAID FOURTH AND FIFTH MEANS TOGETHER AROUND SAID CENTER OF THE LOCATION OF SAID PLURAL IMAGE RECORDS, (G) A SCREEN SURROUNDING SAID FOURTH MEANS FOR RECEIVING AN UNOBSTRUCTED IMAGE PROJECTED FROM SAID PLURAL IMAGE RECORDS, AND (H) AN ESSENTIALLY OPAQUE MEMBER IN FRONT OF SAID SCREEN, SAID MEMBER HAVING MEANS FOR TRAVERSING SAID SCREEN WITH PLURAL NARROW VERTICAL TRANSPARENT PORTIONS, WHEREBY SAID STEREOSCOPIC VIEWS ARE REVEALED THROUGH THE TRANSPARENT PORTIONS OF SAID OPAQUE MEMBER TO AN OBSERVER WHO VIEWS SAID SCREEN THROUGH THE TRANSPARENT PORTIONS OF SAID OPAQUE MEMBER.
Claim 2
Independent Claim
263 words
A SYSTEM FOR REPRODUCING STEREOSCOPIC VIEWS FOR OBSERVATION BY PLURAL OBSERVERS, IN THE ABSENCE OF VISUAL AIDS AT THE EYES OF SAID OBSERVERS, COMPRISING; (A) FIRST PLURAL MEANS FOR FORMING PERMANENT SIGNAL IMAGE RECORDS IN NUMBER GREATER THAN TWO OF A VIEW TO BE STEREOSCOPICALLY REPRODUCED, HAVING (B) SECOND MEANS FOR POSITIONING EACH OF SAID FIRST PLURAL MEANS AT DIFFERENT CIRCUMFERENTIAL POSITIONS AROUND THE CENTER OF A UNIFIED LOCATION OF SAID PLURAL IMAGE RECORDS FOR RADIALLY ACCEPTING AN IMAGE OF SAID VIEW, AND (C) THIRD MEANS FOR ROTATING SAID FIRST AND SECOND MEANS TOGETHER AROUND SAID CENTER OF THE LOCATION OF SAID PLURAL IMAGE RECORDS; (D) FOURTH PLURAL MEAN EQUAL IN NUMBER TO THE PLURALITY OF SAID FIRST PLURAL MEANS, FOR RADIALLY PROJECTING VISIBLE IMAGES FROM SAID PLURAL IMAGE RECORDS, HAVING (E) FIFTH MEANS FOR POSITIONING EACH OF SAID FOURTH PLURAL MEANS AT DIFFERENT CIRCUMFERENTIAL POSITIONS AROUND THE CENTER OF A UNIFIED LOCATION OF SAID PLURAL IMAGE RECORDS CORRESPONDING TO THE SAID DIFFERENT CIRCUMFERENTIAL POSITIONS OF SAID SECOND MEANS, (F) SIXTH MEANS FOR ROTATING SAID FOURTH AND FIFTH MEANS TOGETHER AROUND SAID CENTER OF THE LOCATION OF SAID PLURAL IMAGE RECORDS, (G) A SCREEN SURROUNDING SAID FOURTH MEANS FOR RECEIVING AN UNOBSTRUCTED IMAGE PROJECTED FROM SAID PLURAL IMAGE RECORDS, AND (H) AN ESSENTIALLY OPAQUE MEMBER IN FRONT OF SAID SCREEN, SAID MEMBER HAVING MEANS FOR TRAVERSING SAID SCREEN WITH PLURAL NARROW VERTICAL TRANSPARENT PORTIONS, WHEREBY SAID STEREOSCOPIC VIEWS ARE REVEALED THROUGH THE TRANSPARENT PORTIONS OF SAID OPAQUE MEMBER TO AN OBSERVER WHO VIEWS SAID SCREEN THROUGH THE TRANSPARENT PORTIONS OF SAID OPAQUE MEMBER.
References Cited (Backward Citations)
US2596740A
Cited
US3223009A
Cited
US705771A
Cited
US1950374A
Cited
US1977310A
Cited
US2175114A
Cited
US2441674A
Cited
US2599454A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-12 | 1970-12-12 | 1971-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-12 | 1974-12-12 | 1975-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-12 | 1978-12-12 | 1979-06-13 | $7700.00 | Window Closed / Lapsed |