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US3283985A Expired / Lapsed US ⏱️ 0.0 years remaining

Upholsterer's pneumatic tack hammer device and continuous tack feeder combination

Assignee: Individual
•
Filing: 1964-02-06
•
Granted: 1966-11-08
•
Expires: 1984-02-06
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Abstract

No abstract record available.

Inventors

  • 👤 Clyde P Willis

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 13:54
CPC Classifications
B; B68; B68G; B68G7/00; B68G7/08

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 179 words
A PNEUMATIC TACK HAMMER AND CONTINUOUS TACK SUPPLY MECHANISM THEREFOR COMPRISING IN COMBINATION, A TACK SUPPLY HOPPER, A MAGNETIC TACK CONVEYOR EXTENDING THEREFROM, INCLINED VIBRATING TACK SORTING TROUGH, MEANS FOR BRUSHING TACKS FROM SAID CONVEYOR ONTO SIAD TROUGH, A TACK POSITIONING TUBE FED BY GRAVITY FROM THE LOWER END OF SAID TROUGH, SAID TUBE BEING OF INVERTED T SHAPED CROSS SECTIONAL CONFIGURATION WHEREBY SAID TACKS ARE POSITIONED HEAD DOWN, A SLEEVE COMMUNICATING WITH SAID TUBE, A GATE INTERMITTENTLY OPENABLE TO PASS TACKS TO SAID SLEEVE IN HEAD FIRST POSITION, A SOLENOID FOR ACTUATING SAID GATE, A PNEUMATIC TACK DRIVING GUN HAVING A BARREL AND A TACK INVERTER ADJACENT SAID BARREL, A FLEXIBLE TUBE CONNECTING SAID SLEEVE SAND SAID TACK INVERTER, PNEUMATIC MEANS FOR SUPPLYING AIR TO SAID SLEEVE TO FORCE TACKS THROUGH SAID FLEXIBLE TUBE AND SAID INVERTER INTO SAID BARREL IN POINT FIRST RELATION, SPRING BIASED DOGS FOR ALIGNING A TACK IN SAID BARREL, PNEUMATICALLY OPERATED PISTON MEANS DRIVING SAID TACK INTO AN ADJACENT SUBSTANCE, AND MAGNETIC MEANS HOLDING A TACK HEAD AGAINST THE END OF SAID PISTON.
Claim 2
Dependent Claim 179 words
A PNEUMATIC TACK HAMMER AND CONTINUOUS TACK SUPPLY MECHANISM THEREFOR COMPRISING IN COMBINATION, A TACK SUPPLY HOPPER, A MAGNETIC TACK CONVEYOR EXTENDING THEREFROM, INCLINED VIBRATING TACK SORTING TROUGH, MEANS FOR BRUSHING TACKS FROM SAID CONVEYOR ONTO SIAD TROUGH, A TACK POSITIONING TUBE FED BY GRAVITY FROM THE LOWER END OF SAID TROUGH, SAID TUBE BEING OF INVERTED T SHAPED CROSS SECTIONAL CONFIGURATION WHEREBY SAID TACKS ARE POSITIONED HEAD DOWN, A SLEEVE COMMUNICATING WITH SAID TUBE, A GATE INTERMITTENTLY OPENABLE TO PASS TACKS TO SAID SLEEVE IN HEAD FIRST POSITION, A SOLENOID FOR ACTUATING SAID GATE, A PNEUMATIC TACK DRIVING GUN HAVING A BARREL AND A TACK INVERTER ADJACENT SAID BARREL, A FLEXIBLE TUBE CONNECTING SAID SLEEVE SAND SAID TACK INVERTER, PNEUMATIC MEANS FOR SUPPLYING AIR TO SAID SLEEVE TO FORCE TACKS THROUGH SAID FLEXIBLE TUBE AND SAID INVERTER INTO SAID BARREL IN POINT FIRST RELATION, SPRING BIASED DOGS FOR ALIGNING A TACK IN SAID BARREL, PNEUMATICALLY OPERATED PISTON MEANS DRIVING SAID TACK INTO AN ADJACENT SUBSTANCE, AND MAGNETIC MEANS HOLDING A TACK HEAD AGAINST THE END OF SAID PISTON.

References Cited (Backward Citations)

US763927A Cited
US1053209A Cited
US1499887A Cited
US1703458A Cited
US1980967A Cited
US2273268A Cited
US2708022A Cited
US2820966A Cited
US2785400A Cited
US2994880A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-11-07 1970-05-09 1970-11-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-11-07 1974-05-09 1974-11-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-11-07 1978-05-09 1978-11-08 $7700.00 Window Closed / Lapsed

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