← Back to Patent Explorer
US3238983A Expired / Lapsed US ⏱️ 0.0 years remaining

Portable nailing machine

Assignee: Individual
•
Filing: 1963-05-21
•
Granted: 1966-03-08
•
Expires: 1983-05-21
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Abrahamsen Johan

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 03:31
CPC Classifications
B; B25; B25D; B25D1/00; B25D1/005

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 274 words
A NAILING MACHINE COMPRISING IN COMBINATION A BODY PORTION AND A HEAD PORTION FIXEDLY ATTACHED THERETO, SAID BODY PORTION HAVING A HANDLE ADAPTED TO BE GRASPED BY ONE HAND OF AN OPERATOR, A MAGAZINE FOR CONTAINING A PLURALITY OF NAILS, AND A DRIVING HEAD, SAID HEAD PORTION COMPRISING A NAIL POSITIONING MEANS AND A BORE, SAID NAIL POSITIONING MEANS BEING RECIPROCALLY MOVABLE IN SAID BORE, SAID NAIL POSITIONING MEANS BEING SPRING LOADED TO DEPEND BEYOND SAID BORE AND BEING RECESSES FOR A PORTION OF THE LENGTH THEREOF FOR RECEIVING NAILS LONGITUDINALLY IN SAID RECESS, A MAGNET EMBEDDED IN SAID NAIL POSITIONING MEANS ADJACENT TO SAID RECESSED PORTION THEREOF, SAID DRIVING HEAD BEING MOVABLY BY SPRING LOADING INTO SLIDING CONTACT WITH SAID NAIL POSITIONING MEANS, AND OUT OF SLIDING CONTACT THEREWITH BY A NAIL BEING MOVED BETWEEN SAID DRIVING HEAD AND SAID NAIL POSITIONS MEANS AND DISPOSED IMMEDIATELY BELOW A FOREMOST NAIL IN SAID NAIL MAGAZINE BY MOVEMENT OF SAID NAIL POSITIONING MEANS, SAID FOREMOST NAIL BEING DISPOSED IN CONTACT WITH SAID NAIL POSITIONING MEANS IN SAID BORE, SAID NAILING MACHINE BEING OPERABLY USABLE BY STRIKING SAID NAIL POSITIONING MEANS ONTO A SURFACE TO BE NAILED THEREBY DRIVING SAID NAIL POSITIONING MEANS UPWARDLY INTO SAID BORE, CAUSING SAID DRIVING HEAD TO CONTACT THE HEAD OF A NAIL MAGNETICALLY HELD TO SAID NAIL POSITIONING MEANS AND TO DRIVE HOME SAID NAIL INTO SAID MATERIAL TO BE NAILED, SAID FOREMOST NAIL IN SAID NAIL MAGAZINE BEING TRANSFERRED INTO POSITION TO BE DRIVEN, BY MOVEMENT OF SAID NAIL POSITIONING MEANS DOWNWARD AS OCCURS BY SAID SPRING LOADING WHEN SAID DEVICE IS WITHDRAWN FROM SAID MATERIAL TO BE NAILED.
Claim 2
Dependent Claim 274 words
A NAILING MACHINE COMPRISING IN COMBINATION A BODY PORTION AND A HEAD PORTION FIXEDLY ATTACHED THERETO, SAID BODY PORTION HAVING A HANDLE ADAPTED TO BE GRASPED BY ONE HAND OF AN OPERATOR, A MAGAZINE FOR CONTAINING A PLURALITY OF NAILS, AND A DRIVING HEAD, SAID HEAD PORTION COMPRISING A NAIL POSITIONING MEANS AND A BORE, SAID NAIL POSITIONING MEANS BEING RECIPROCALLY MOVABLE IN SAID BORE, SAID NAIL POSITIONING MEANS BEING SPRING LOADED TO DEPEND BEYOND SAID BORE AND BEING RECESSES FOR A PORTION OF THE LENGTH THEREOF FOR RECEIVING NAILS LONGITUDINALLY IN SAID RECESS, A MAGNET EMBEDDED IN SAID NAIL POSITIONING MEANS ADJACENT TO SAID RECESSED PORTION THEREOF, SAID DRIVING HEAD BEING MOVABLY BY SPRING LOADING INTO SLIDING CONTACT WITH SAID NAIL POSITIONING MEANS, AND OUT OF SLIDING CONTACT THEREWITH BY A NAIL BEING MOVED BETWEEN SAID DRIVING HEAD AND SAID NAIL POSITIONS MEANS AND DISPOSED IMMEDIATELY BELOW A FOREMOST NAIL IN SAID NAIL MAGAZINE BY MOVEMENT OF SAID NAIL POSITIONING MEANS, SAID FOREMOST NAIL BEING DISPOSED IN CONTACT WITH SAID NAIL POSITIONING MEANS IN SAID BORE, SAID NAILING MACHINE BEING OPERABLY USABLE BY STRIKING SAID NAIL POSITIONING MEANS ONTO A SURFACE TO BE NAILED THEREBY DRIVING SAID NAIL POSITIONING MEANS UPWARDLY INTO SAID BORE, CAUSING SAID DRIVING HEAD TO CONTACT THE HEAD OF A NAIL MAGNETICALLY HELD TO SAID NAIL POSITIONING MEANS AND TO DRIVE HOME SAID NAIL INTO SAID MATERIAL TO BE NAILED, SAID FOREMOST NAIL IN SAID NAIL MAGAZINE BEING TRANSFERRED INTO POSITION TO BE DRIVEN, BY MOVEMENT OF SAID NAIL POSITIONING MEANS DOWNWARD AS OCCURS BY SAID SPRING LOADING WHEN SAID DEVICE IS WITHDRAWN FROM SAID MATERIAL TO BE NAILED.

References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-03-07 1969-09-06 1970-03-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-03-07 1973-09-06 1974-03-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-03-07 1977-09-06 1978-03-08 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag