US3104750A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ribbon mechanism
Assignee: —
•
Filing: —
•
Granted: 1963-09-24
•
Expires: 1980-09-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:03
CPC Classifications
B; B41; B41J; B41J35/00; B41J35/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
IN A RIBBON VIBRATING MECHANISM FOR TYPEWRITERS, FIRST AND SECOND JUXTAPOSED RIBBON CARRIERS EACH INDEPENDENTLY MOVABLE TO PRESENT RIBBON BANDS TO THE TYPING LINE AND AT LEAST SAID FIRST CARRIER BEING MOVABLE TO PRESENT DIFFERENT BANDS OF A RIBBON CARRIED THEREBY TO THE TYPING LINE, FIRST AND SECOND ACTUATING MEMBERS OPERATIVELY CONNECTED TO SAID FIRST AND SECOND CARRIERS RESPECTIVELY, AN ACTUATOR OPERBLE BY TYPING INSTRUMENTALITIES, SELECTIVELY OPERABLE MEANS FOR DRIVE CONNECTING SAID FIRST MEMBER OR SAID SECOND MEMBER TO SAID ACTUATOR AND FOR CONTROLLING THE AMPLITUDE OF MOTION IMPARTED TO SAID FIRST MEMBER WHEN SAID FIRST MEMBER IS DRIVE CONNECTED TO SAID ACTUATOR TO DETERMINE THE MAGNITUDE OF MOTION OF SAID FIRST CARRIER WITH RESPECT TO THE TYPING LINE, SAID MOTION CONTROLLING MEANS INCLUDING MEANS FOR IMPARTING MOTION OF PREDETERMINED, SELECTIVELY VARIABLE MAGNITUDE TO SAID ACTUATOR AND OVERTHROW MEANS INDEPENDENT OF SAID ACTUATOR FOR POSITIVELY LIMITING THE MOTION OF SAID FIRST MEMBER, A RIBBON FEED MECHANISM OPERABLE WHEN
Claim 2
Dependent Claim
158 words
IN A RIBBON VIBRATING MECHANISM FOR TYPEWRITERS, FIRST AND SECOND JUXTAPOSED RIBBON CARRIERS EACH INDEPENDENTLY MOVABLE TO PRESENT RIBBON BANDS TO THE TYPING LINE AND AT LEAST SAID FIRST CARRIER BEING MOVABLE TO PRESENT DIFFERENT BANDS OF A RIBBON CARRIED THEREBY TO THE TYPING LINE, FIRST AND SECOND ACTUATING MEMBERS OPERATIVELY CONNECTED TO SAID FIRST AND SECOND CARRIERS RESPECTIVELY, AN ACTUATOR OPERBLE BY TYPING INSTRUMENTALITIES, SELECTIVELY OPERABLE MEANS FOR DRIVE CONNECTING SAID FIRST MEMBER OR SAID SECOND MEMBER TO SAID ACTUATOR AND FOR CONTROLLING THE AMPLITUDE OF MOTION IMPARTED TO SAID FIRST MEMBER WHEN SAID FIRST MEMBER IS DRIVE CONNECTED TO SAID ACTUATOR TO DETERMINE THE MAGNITUDE OF MOTION OF SAID FIRST CARRIER WITH RESPECT TO THE TYPING LINE, SAID MOTION CONTROLLING MEANS INCLUDING MEANS FOR IMPARTING MOTION OF PREDETERMINED, SELECTIVELY VARIABLE MAGNITUDE TO SAID ACTUATOR AND OVERTHROW MEANS INDEPENDENT OF SAID ACTUATOR FOR POSITIVELY LIMITING THE MOTION OF SAID FIRST MEMBER, A RIBBON FEED MECHANISM OPERABLE WHEN
References Cited (Backward Citations)
US837031A
Cited
US851143A
Cited
US2554028A
Cited
FR1029648A
Cited
US2868346A
Cited
US2815110A
Cited
US2919785A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |