Motor-driven fastening assembly

  • US 10,299,817 B2
  • Filed: 04/07/2016
  • Issued: 05/28/2019
  • Est. Priority Date: 01/31/2006
  • Status: Active Grant
First Claim
Patent Images

1. A fastening assembly, comprising:

  • a first jaw;

    a second jaw movable between an open position and a closed position relative to the first jaw;

    a closure member movable between a first position and a second position, wherein the second jaw is in the open position when the closure member is in the first position and the second jaw is in the closed position when the closure member is in the second position;

    a rotatable drive shaft operably isolated from the closure member;

    a firing member coupled to the rotatable drive shaft;

    an electric motor coupled to the rotatable drive shaft, wherein the electric motor is operable to rotate the rotatable drive shaft and advance the firing member through a firing stroke;

    a sensing device configured to sense when the closure member is in the second position; and

    a control system in communication with the sensing device, wherein the control system is configured to prevent advancement of the firing member through the firing stroke until after the second jaw is in the closed position.

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