← Back to Patent Explorer
US3129990A Expired / Lapsed US ⏱️ 0.0 years remaining

Circuit board assembly

Assignee: International Business Machines Corp
•
Filing: 1960-12-01
•
Granted: 1964-04-21
•
Expires: 1980-12-01
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Rice Rex
  • 👤 John J Shea

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 12:33
CPC Classifications
H; H01; H01R; H01R12/00; H01R12/70; H01R12/82; H01R12/85; H01R12/88

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 187 words
AN ASSEMBLY COMPRISING A BASE BOARD, A PLURALITY OF SUBASSEMBLY BOARDS, SAID SUBASSEMBLY BOARDS BEING DISPOSED ADJACENT TO AND SUBSTANTIALLY PERPENDICULAR TO SAID BASE BOARD, ELECTRICAL CIRCUITRY ON SAID BASE BOARD AND ON SAID SUBASSEMBLY BOARDS, A PLURALITY OF ELONGATED BLOCKS; ONE FOR EACH OF SAID SUBASSEMBLY BOARDS; MEANS FOR URGING SAID ELONGATED BLOCK TOWARDS SAID BASE BOARD; A PLURALITY OF ELECTRICAL CONNECTORS FOR EACH ELONGATED BLOCK, EACH CONNECTOR HAVING FIRST AND SECOND INTERCONNECTED RESILIENT FINGERS, SAID FIRST RESILIENT FINGERS POSITIONED BETWEEN THE ASSOCIATED ELONGATED BLOCK AND THE CIRCUITRY ON SAID BASE BOARD, WHEREBY SAID ELONGATED BLOCK PRESSES THE ASSOCIATED FIRST RESILIENT FINGERS INTO ENGAGEMENT WITH THE CIRCUITRY ON SAID BASE BOARD; AN ELONGATED WEDGE MEANS FOR EACH OF SAID ELONGATED BLOCKS, SAID ELONGATED WEDGE MEANS POSITIONED BETWEEN THE ASSOCIATED ELONGATED BLOCK AND THE ASSOCIATED SUBASSEMBLY BOARD; SAID SECOND RESILIENT FINGERS POSITIONED BETWEEN THE ASSOCIATED ELONGATED WEDGE AND THE CIRCUITRY ON THE ASSOCIATED SUBASSEMBLY BOARD; AND MEANS URGING SAID ELONGATED WEDGE MEANS BETWEEN THE ASSOCIATED ELONGATED BLOCKS AND THE ASSOCIATED SUBASSEMBLY BOARDS TO FORCE SAID SECOND RESILIENT FINGERS INTO ENGAGEMENT WITH THE CIRCUITRY ON SAID SUBASSEMBLY BOARDS.

References Cited (Backward Citations)

US2694249A Cited
US2628263A Cited
US2651833A Cited
US2876390A Cited
US2730683A Cited
US2832942A Cited
US2857577A Cited
US2942229A Cited
US2879493A Cited
US2906990A Cited
US2944121A Cited
US3037181A Cited
US2993187A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-04-21 1967-10-21 1968-04-21 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-04-21 1971-10-21 1972-04-21 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-04-21 1975-10-21 1976-04-21 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag