Patent ID: 8684245
Filing Date: 2014-04-01
Classification: B25C

Abstract:
1. A fastener driving device, comprising: a nose assembly having a drive channel; a magazine for carrying a supply of fasteners through a feed channel along a feed channel direction toward the nose assembly; a first stop pawl and a second stop pawl configured to prevent the supply of fasteners from moving along a direction opposite to the feed channel direction, wherein said first stop pawl has a distal end adapted to extend from one side of the feed channel into the feed channel between a first fastener and an adjacent second fastener, wherein said second stop pawl has a distal end adapted to extend from the one side of the feed channel into the feed channel between the first fastener and the adjacent second fastener, and wherein said first stop pawl is closer to the drive channel than said second stop pawl, and wherein the distal end of the first stop pawl is configured to engage the first fastener when the first fastener is of a first size and the distal end of the second stop pawl is configured to engage the first fastener when the first fastener is of, a second size different from the first size; and a pawl selector configured to selectively disable the distal end of the first stop pawl or the distal end of the second stop pawl or both from extending into the feed channel.