Patent US3207453A successfully refreshed from Google Patents.
← Back to Patent Explorer
US3207453A Expired / Lapsed US ⏱️ 0.0 years remaining

Tape magazine for automatic telephone dialer

Assignee: Dasa Corp
•
Filing: 1962-04-27
•
Granted: 1965-09-21
•
Expires: 1982-04-27
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Kilburg James

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 21:52
CPC Classifications
H; H04; H04M; H04M1/00; H04M1/26; H04M1/27; H04M1/274; H04M1/276

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 176 words
IN A REPERTORY DIALER HAVING DRIVE MEANS AND UTILIZING A RECORD MEDIUM OF TAPE-LIKE FORM IN COMBINATION WITH A MAGNETIC TRANSDUCER TO PRODUCE ELECTRICAL SIGNALS CORRESPONDING TO SELECTED TELEPHONE NUMBERS, A MAGAZINE FOR SUCH RECORD MEDIUM, COMPRISING: (A) A BASE PLATE, A FIRST AND A SECOND FEED SPOOL AND A FLUTED DRUM ROTATABLY DISPOSED PARALLEL TO EACH OTHER AND TO THE BASE PLATE; (B) MEANS FOR ATTACHING THE FIRST END OF THE RECORD MEDIUM TO THE FIRST FEED SPOOL AND THE SECOND END OF THE RECORD MEDIUM TO THE SECOND FEED SPOOL, THE RECORD MEDIUM OVERLYING AT LEAST A PORTION OF THE FLUTED DRUM; (C) MEANS OPERATIVE ON THE FIRST AND SECOND FEED SPOOL NORMALLY TO HOLD THEM IN ANY SET ANGULAR POSITION RELATIVE TO EACH OTHER; AND, (D) MEANS FOR COUPLING THE BASE PLATE TO THE REPERTORY DIALER TO PRESS THE MAGNETIC TRANSDUCER INTO INTIMATE CONTACT WITH THE RECORD MEDIUM BETWEEN A PAIR OF ADJACENT FLUTES ON THE FLUTED DRUM AND, SIMULTANEOUSLY, TO ENGAGE THE FLUTED DRUM WITH THE DRIVE MEANS IN THE REPERTORY DIALER.
Claim 2
Dependent Claim 176 words
IN A REPERTORY DIALER HAVING DRIVE MEANS AND UTILIZING A RECORD MEDIUM OF TAPE-LIKE FORM IN COMBINATION WITH A MAGNETIC TRANSDUCER TO PRODUCE ELECTRICAL SIGNALS CORRESPONDING TO SELECTED TELEPHONE NUMBERS, A MAGAZINE FOR SUCH RECORD MEDIUM, COMPRISING: (A) A BASE PLATE, A FIRST AND A SECOND FEED SPOOL AND A FLUTED DRUM ROTATABLY DISPOSED PARALLEL TO EACH OTHER AND TO THE BASE PLATE; (B) MEANS FOR ATTACHING THE FIRST END OF THE RECORD MEDIUM TO THE FIRST FEED SPOOL AND THE SECOND END OF THE RECORD MEDIUM TO THE SECOND FEED SPOOL, THE RECORD MEDIUM OVERLYING AT LEAST A PORTION OF THE FLUTED DRUM; (C) MEANS OPERATIVE ON THE FIRST AND SECOND FEED SPOOL NORMALLY TO HOLD THEM IN ANY SET ANGULAR POSITION RELATIVE TO EACH OTHER; AND, (D) MEANS FOR COUPLING THE BASE PLATE TO THE REPERTORY DIALER TO PRESS THE MAGNETIC TRANSDUCER INTO INTIMATE CONTACT WITH THE RECORD MEDIUM BETWEEN A PAIR OF ADJACENT FLUTES ON THE FLUTED DRUM AND, SIMULTANEOUSLY, TO ENGAGE THE FLUTED DRUM WITH THE DRIVE MEANS IN THE REPERTORY DIALER.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-09-20 1969-03-22 1969-09-21 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-09-20 1973-03-22 1973-09-21 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-09-20 1977-03-22 1977-09-21 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag