← Back to Patent Explorer
US3145822A Expired / Lapsed US ⏱️ 0.0 years remaining

Tape actuated movable mechanical writing head

Assignee: Monroe Calculating Machine Co
•
Filing: 1960-10-24
•
Granted: 1964-08-25
•
Expires: 1980-10-24
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Jr Nathaniel B Wales

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 16:20
CPC Classifications
B; B41; B41J; B41J7/00; B41J7/54; B41J7/56; B41J7/64; B41J2/00; B41J2/22; B41J2/23; B41J2/235; B41J2/25

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 68 words
PRINTING APPARATUS COMPRISING A FIRST WHEEL JOURNALED FOR ROTATION ABOUT A FIXED AXIS, A SECOND WHEEL JOURNALED FOR ROTATION ABOUT A MOVABLE AXIS, A MOVABLE STYLUS, A MOTION TRANSMITTING MEMBER INTERCONNECTING THE SAID FIRST AND SECOND WHEELS AND INCLUDING A RESILIENT PORTION HAVING SAID STYLUS PIVOTALLY ENGAGED THEREWITH OPERATIVE UPON A TENSION CHANGE IN THE SAID RESILIENT PORTION WHEREBY DIVERGING MOVEMENT OF SAID SECOND WHEEL AXIS RELATIVE TO
Claim 2
Dependent Claim 68 words
PRINTING APPARATUS COMPRISING A FIRST WHEEL JOURNALED FOR ROTATION ABOUT A FIXED AXIS, A SECOND WHEEL JOURNALED FOR ROTATION ABOUT A MOVABLE AXIS, A MOVABLE STYLUS, A MOTION TRANSMITTING MEMBER INTERCONNECTING THE SAID FIRST AND SECOND WHEELS AND INCLUDING A RESILIENT PORTION HAVING SAID STYLUS PIVOTALLY ENGAGED THEREWITH OPERATIVE UPON A TENSION CHANGE IN THE SAID RESILIENT PORTION WHEREBY DIVERGING MOVEMENT OF SAID SECOND WHEEL AXIS RELATIVE TO

References Cited (Backward Citations)

US548611A Cited
FR369614A Cited
US2745532A Cited
US2757775A Cited
US2727944A Cited
US2937736A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-08-25 1968-02-24 1968-08-25 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-08-25 1972-02-24 1972-08-25 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-08-25 1976-02-24 1976-08-25 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag