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US4192163A Expired / Lapsed US ⏱️ 0.0 years remaining

Tool for setting blind fasteners

Assignee: Marson Creative Fastener Inc
•
Filing: 1978-11-20
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Granted: 1980-03-11
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Expires: 1998-11-20
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Abstract

Abstract A rivet nut setting tool having a frame with a head at one end and a grip at the other. A lever is pivotally mounted on the frame and its grip is generally parallel with the frame grip. The lever carries a threaded shaft which extends through an opening in the head. The shaft is rotated to take up the rivet nut to be set, and the grips are squeezed together to set the rivet in the work piece.

Inventors

  • 👤 Alan Martin

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 11:48
CPC Classifications
B; B21; B21J; B21J15/00; B21J15/38; B21J15/386; B21J15/02; B21J15/04; B21J15/043; B25; B25B; B25B27/00; B25B27/0007

Claims Analysis

Total Claims: 5
Claim 1
Independent Claim 245 words
A blind threaded fastener setting tool comprising: a frame having a head at one end and a grip at the other end, an opening extending through the head generally perpendicular to the grip, a pivot post on the frame adjacent the opening, a lever pivotally mounted on the pivot post and having a grip extending generally is the same direction with respect to the pivot post as the frame grip, a cradle pivotally carried by the lever on the side of the pivot post corresponding to that of the head, a shaft threaded through the cradle and extending through the opening in the head, said shaft being pulled in one direction out of the opening when the grips are squeezed together and being moved in the opposite direction when the grips are spread apart, said shaft having a threaded end portion extending through the opening in the head for screwing into a blind threaded fastener, the threads on the threaded end being opposite to the threads of the shaft threaded into the cradle, said shaft moving axially through the cradle when the shaft is rotated about its axis to screw into an internally threaded fastener, and means on the shaft at its end opposite the threaded end for rotating the shaft in the cradle to screw into the fastener and to cause the shaft to move axially in the head opening so as to vary the amount the threaded end extends out of said opening.
Claim 2
Dependent Claim 245 words
A blind threaded fastener setting tool comprising: a frame having a head at one end and a grip at the other end, an opening extending through the head generally perpendicular to the grip, a pivot post on the frame adjacent the opening, a lever pivotally mounted on the pivot post and having a grip extending generally is the same direction with respect to the pivot post as the frame grip, a cradle pivotally carried by the lever on the side of the pivot post corresponding to that of the head, a shaft threaded through the cradle and extending through the opening in the head, said shaft being pulled in one direction out of the opening when the grips are squeezed together and being moved in the opposite direction when the grips are spread apart, said shaft having a threaded end portion extending through the opening in the head for screwing into a blind threaded fastener, the threads on the threaded end being opposite to the threads of the shaft threaded into the cradle, said shaft moving axially through the cradle when the shaft is rotated about its axis to screw into an internally threaded fastener, and means on the shaft at its end opposite the threaded end for rotating the shaft in the cradle to screw into the fastener and to cause the shaft to move axially in the head opening so as to vary the amount the threaded end extends out of said opening.
Claim 3
Dependent Claim 52 words
A tool as defined in claim 1 further characterized by the threads on the end portion of the shaft being right handed, and an anvil carried on the head and having an unthreaded opening there through aligned with the opening in the head, said shaft extending through the opening in the anvil.
Claim 4
Dependent Claim 50 words
A tool as defined in claim 2 further characterized by said shaft being made in at least two sections with the threaded portions lying on separate sections, and means for detatching the section carrying the threads on the end of the shaft and substituting therefor another section of different diameter.
Claim 5
Dependent Claim 50 words
A tool as defined in claim 1 further characterized by said shaft being made in at least two sections with the threaded portions lying on separate sections, and means for detatching the section carrying the threads on the end of the shaft and substituting therefor another section of different diameter.

References Cited (Backward Citations)

US2358703A Cited
US2507740A Cited
US3008598A Cited
US3646800A Cited
US3768297A Cited
US4147047A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1983-03-11 1983-09-10 1984-03-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1987-03-11 1987-09-10 1988-03-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1991-03-11 1991-09-10 1992-03-11 $7700.00 Window Closed / Lapsed

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