US3344536A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Teaching apparatus
Assignee: Individual
•
Filing: 1966-06-03
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Granted: 1967-10-03
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Expires: 1986-06-03
Abstract
No abstract record available.
Inventors
- 👤 Richard M Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:05
CPC Classifications
G; G09; G09B; G09B3/00; G09B3/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
381 words
A TEACHING APPARATUS COMPRISING A FRAME MEANS, A FIRST MEMBER MOVABLY MOUNTED TO SAID FRAME MEANS AND HAVING LEVER ACTUATABLE MEANS ARRANGED IN TWO PREDETERMINED PATTERNS, A SECOND MEMBER MOVABLY MOUNTED TO SAID FRAME MEANS AND HAVING LEVER ACTUATABLE MEANS ARRANGED IN TWO PREDETERMINED PATTERNS, AND A LEVER MOVABLY MOUNTED TO SAID FRAME MEANS, SAID LEVER BEING MOVABLE BY THE USER TO VARIOUS ANSWERING POSITIONS THEREOF AND BEING MOVABLE FROM A SELECTED ANSWERING POSITION THEREOF TO AN ACTUATED POSITION THEREOF, SAID ANSWERING POSITION OF SAID LEVER BEING RELATED TO ONE OF SAID PREDETERMINED PATTERNS OF SAID LEVER ACTUATABLE MEANS OF EACH OF SAID MEMBERS, SAID LEVER ALSO BEING MOVABLE TO A RESETTING POSITION THEREOF AND BEING MOVABLE FROM SAID RESETTING POSITION THEREOF TO SAID ACTUATING POSITION THEREOF, SAID RESETTING POSITION OF SAID LEVER BEING RELATED TO THE OTHER OF SAID PREDETERMINED PATTERNS OF SAID LEVER ACTUATABLE MEANS OF EACH OF SAID MEMBERS, SAID LEVER HAVING A FIRST MEANS FOR ONLY ADVANCING SAID FIRST MEMBER ONE INCREMENT IN A PARTICULAR DIRECTION FOR SAID FIRST MEMBER BY ACTUATING SAID LEVER ACTUATABLE MEANS OF SAID ONE PATTERN OF SAID FIRST MEMBER EACH TIME A CORRECT ANSWER IS SELECTED BY THE OPERATOR MOVING SAID LEVER BETWEEN A SELECTED ANSWERING POSITION THEREOF AND SAID ACTUATING POSITION THEROF, SAID FIRST MEANS ALSO ADVANCING SAID FIRST MEMBER ONE INCREMENT IN SAID PARTICULAR DIRECTION FOR SAID MEMBER BACK TO ITS STARTING POSITION BY ACTUATING SAID LEVER ACTUATABLE MEANS OF SAID OTHER PATTERN OF SAID FIRST MEMBER WHEN SAID LEVER IS MOVED BY THE OPERATED BETWEEN SAID RESETSAID POSITION THEREOF AND SAID ACTUATING POSITION THEREOF, SAID LEVER HAVING A SECOND MEANS THEREON FOR ALWAYS ADVANCING SAID SECOND MEMBER ONE INCREMENT IN A PARTICULAR DIRECTION FOR SAID SECOND MEMBER BY ACTUATING SAID LEVER ACTUATABLE MEANS OF SAID ONE PATTERN OF SAID SECOND MEMBER EACH TIME AN ANSWER IS SELECTED BY THE OPERATOR MOVING SAID LEVER BETWEEN A SELECTED ANSWERING POSITION THEREOF AND SAID ACTUATING POSITION THEREOF, SAID SECOND MEANS ALSO ADVANCING SAID SECOND MEMBER ONE INCREMENT IN SAID PARTICULAR DIRECTION FOR SAID SECOND MEMBER BACK TO ITS STARTING POSITION BY ACTUATING SAID LEVER ACTUATABLE MEANS OF SAID OTHER PATTERN OF SAID SECOND MEMBER WHEN SAID LEVER IS MOVED BY THE OPERATOR BETWEEN SAID RESETTING POSITION THEREOF AND SAID ACTUATING POSITION THEREOF.
Claim 2
Dependent Claim
381 words
A TEACHING APPARATUS COMPRISING A FRAME MEANS, A FIRST MEMBER MOVABLY MOUNTED TO SAID FRAME MEANS AND HAVING LEVER ACTUATABLE MEANS ARRANGED IN TWO PREDETERMINED PATTERNS, A SECOND MEMBER MOVABLY MOUNTED TO SAID FRAME MEANS AND HAVING LEVER ACTUATABLE MEANS ARRANGED IN TWO PREDETERMINED PATTERNS, AND A LEVER MOVABLY MOUNTED TO SAID FRAME MEANS, SAID LEVER BEING MOVABLE BY THE USER TO VARIOUS ANSWERING POSITIONS THEREOF AND BEING MOVABLE FROM A SELECTED ANSWERING POSITION THEREOF TO AN ACTUATED POSITION THEREOF, SAID ANSWERING POSITION OF SAID LEVER BEING RELATED TO ONE OF SAID PREDETERMINED PATTERNS OF SAID LEVER ACTUATABLE MEANS OF EACH OF SAID MEMBERS, SAID LEVER ALSO BEING MOVABLE TO A RESETTING POSITION THEREOF AND BEING MOVABLE FROM SAID RESETTING POSITION THEREOF TO SAID ACTUATING POSITION THEREOF, SAID RESETTING POSITION OF SAID LEVER BEING RELATED TO THE OTHER OF SAID PREDETERMINED PATTERNS OF SAID LEVER ACTUATABLE MEANS OF EACH OF SAID MEMBERS, SAID LEVER HAVING A FIRST MEANS FOR ONLY ADVANCING SAID FIRST MEMBER ONE INCREMENT IN A PARTICULAR DIRECTION FOR SAID FIRST MEMBER BY ACTUATING SAID LEVER ACTUATABLE MEANS OF SAID ONE PATTERN OF SAID FIRST MEMBER EACH TIME A CORRECT ANSWER IS SELECTED BY THE OPERATOR MOVING SAID LEVER BETWEEN A SELECTED ANSWERING POSITION THEREOF AND SAID ACTUATING POSITION THEROF, SAID FIRST MEANS ALSO ADVANCING SAID FIRST MEMBER ONE INCREMENT IN SAID PARTICULAR DIRECTION FOR SAID MEMBER BACK TO ITS STARTING POSITION BY ACTUATING SAID LEVER ACTUATABLE MEANS OF SAID OTHER PATTERN OF SAID FIRST MEMBER WHEN SAID LEVER IS MOVED BY THE OPERATED BETWEEN SAID RESETSAID POSITION THEREOF AND SAID ACTUATING POSITION THEREOF, SAID LEVER HAVING A SECOND MEANS THEREON FOR ALWAYS ADVANCING SAID SECOND MEMBER ONE INCREMENT IN A PARTICULAR DIRECTION FOR SAID SECOND MEMBER BY ACTUATING SAID LEVER ACTUATABLE MEANS OF SAID ONE PATTERN OF SAID SECOND MEMBER EACH TIME AN ANSWER IS SELECTED BY THE OPERATOR MOVING SAID LEVER BETWEEN A SELECTED ANSWERING POSITION THEREOF AND SAID ACTUATING POSITION THEREOF, SAID SECOND MEANS ALSO ADVANCING SAID SECOND MEMBER ONE INCREMENT IN SAID PARTICULAR DIRECTION FOR SAID SECOND MEMBER BACK TO ITS STARTING POSITION BY ACTUATING SAID LEVER ACTUATABLE MEANS OF SAID OTHER PATTERN OF SAID SECOND MEMBER WHEN SAID LEVER IS MOVED BY THE OPERATOR BETWEEN SAID RESETTING POSITION THEREOF AND SAID ACTUATING POSITION THEREOF.
References Cited (Backward Citations)
US2311055A
Cited
US2871577A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |