Back to results
US 5,205,456 AGranted
Blind rivetting gun with automatic loader
OwnerMasatoshi Ohuchi, Masaru Matsumotoinventors
Life of this patent
Estimating the term…
Abstract
A blind rivetting gun provided with an automatic loader which enables a rivetting operation by only pulling a trigger wherein a loading operation of blind rivets in feed belt into a housing therein is executed by the automatic loader working intermittently when a blind rivet securing jaw is released and at the top dead point.
Claims4
A blind rivetting gun comprising a head section, a hydro-pneumatic driving section and a rivet loader section, said head section including:
- a rivet clamping portion including:
- a housing having a vertical slit for allowing blind rivets to pass in a feed belt, and
- a pair of clamps pivoted on a lower portion thereof which are openable to a front and normally closed by a pair of springs;
- a rivet rod securing portion including:
- a pneumatic jaw release cylinder connected to an upper end of said housing and having an upper air port and a lower air port,
- a jaw release piston slidably inserted into said pneumatic jaw release cylinder and having a jaw release cylinder integrally connected to a lower end thereof which is provided with a through hole on a bottom thereof for receiving a rivet rod, and
- a cylindrical jaw case slidably supported in said jaw release cylinder by a pushing rod and provided with an inner tapered portion to a front, wherein a pair of jaws are normally pushed downward by springs inserted therein;
- and
- a jaw pulling up portion.
6 more elements
Dependencies are inferred from the claim text.