Class 227/11 - With protective shield

Subclass of Class 227 - Elongated-member-driving apparatus
Definition: Device comprising means to block or deflect the flight of
No. of patents: 28
Last issue date: 08/19/2008

Number	Title	Issue Date
7413104	Combustion power-operated setting tool and a propellant holder for a combustion power-operated setting tool A combustion power-operated setting tool has a propellant-driven setting mechanism, (12) an ignition device (18) for igniting a propellant, a receptacle (15) for receiving a propellant holder (20) and a device (30) for sensing pres...	08/19/2008
7328751	Powder operated tool A powder operated tool including a frame, a tool body and a reusable combined cartridge holder and ram rear end receiver. The frame includes an anvil section. The tool body is adjustably connected to the frame. The tool body comprises a ram, and a breech assembly co...	02/12/2008
7318544	Setting tool A setting tool for driving fastening elements in a constructional component includes a piston guide (11) adjoining the tool combustion chamber (16), a setting piston (20) arranged in the hollow space (12) of the piston guide (12) f...	01/15/2008
7303104	Power generator of nail drive A power generator of a nail drive comprises a body; a cylinder in the body; a plug in the cylinder; a plug in the cylinder; and a magnetic element on the plug. The movement of the plug will drive the magnetic element to pass through the induction coil so that the in...	12/04/2007
7249701	Power actuated gun with fastener feeding track and automatic firing An automated power actuated gun which drives a fastener assembly having a plate frictionally engaging a nail or stud into a hard substrate or surface such as concrete that has attached thereto a fastener feeding assembly. The fastener feeding assembly is formed with...	07/31/2007
7182237	Combustion type power tool having segmental connection unit A combustion type power tool providing enhanced workability and improved material yieldability. A combustion chamber frame is slidably movably disposed in a housing. A push lever is slidably movably supported to a nose extending from a lower end portion of the housi...	02/27/2007
7134585	Combustion-powered setting device The present invention is directed to a combustion powered setting device for driving fastening elements such as nails, bolts and pins into a receiving material, with a fuel source, and a fuel line (12.1, 12.2) from the fuel source (11) to a combustion ...	11/14/2006
7097085	Explosively actuated tools An explosively actuated tool for driving a fastener into a substrate is of the type in which the tool is mounted to the end of a pole-like handle to permit manipulation and actuation of the tool from a remote position wherein actuation of the tool occurs by pushing ...	08/29/2006
7096577	Explosively actuated tools A firing mechanism of an explosively actuated tool for driving a fastener into a substrate includes a cocking rod and sear for entraining the firing pin with the firing pin being releasable on cocking by rotation of the sear. The cocking rod and sear form a structur...	08/29/2006
7090107	Hand-held setting tool A hand-held setting tool for driving in fastening elements includes a pressure probe (20) displaceable between an extended position (22) in which the setting tool (10) cannot be actuated, and an operational position (23) in which the sett...	08/15/2006
7086574	Explosion-operated power tool An explosion-operated power tool including a housing (1) having a cylindrical cavity (5) and a piston chamber (2) for receiving a drive piston (3) and communicating with the cavity (5), a breech bottom (8) located opposite t...	08/08/2006
7066117	Combustion chamber arrangement in combustion type power tool A combustion type power tool capable of restraining reduction in output power due to lowering of combustion efficiency. A specific space within a combustion-chamber frame is enlarged. The specific space contains a specific region where high turbulence occurs in a co...	06/27/2006
7014087	Support guide for powder driver barrel A powder driven tool includes a housing including a powder cartridge and a piston within a barrel. A guide member attaches to the barrel and cradles a support device. The guide member includes a wall portion having a thickness greater than other portions of the guid...	03/21/2006
6902093	Centering punch A centering punch includes a first body, a second body, a punching head, an elastic body, an elastic member, a push member, and a spring. Thus, the tapered portion of the punching head is moved along the tapered face of the first body, and the punching head is moved...	06/07/2005
6679411	Piston retention system for a fastener driving tool In a fastener driving tool, a retention system for a piston comprises a buffer and a set of bearings in a cage, the bearings being abutted against the buffer. The buffer provides a force urging the bearing radially inwardly toward the piston so that the b...	01/20/2004
6655568	Setting tool A setting tool including a bolt guide (2) secured in the tool housing (1) against displacement in an axial direction, a spring-biased press-on feeler (6) and an axially displaceable safety sleeve (9) surrounding the press-on feeler (6) and supported for j...	12/02/2003
6543665	Power actuated tools A power actuated tool for driving a fastener such as a pin into a substrate such as steel or concrete comprises a driving piston (6) which is driven forwardly within the barrel (4) of the tool upon firing and is automatically reset in response to cocking ...	04/08/2003
6343535	Device for advancing charges in a powder-actuated tool, and improved tool including the same A combustion activated tool includes a housing having a longitudinal bore that extends and connects with a vertical bore, a piston and piston guide disposed within the longitudinal bore and moveable axially therein, and an advance lever having a reset end...	02/05/2002
6125834	Free-piston cutting machine A cutting machine includes a gun barrel for receiving a projectile. A compression tube is disposed in flow communication with the barrel and includes a piston therein. A reservoir is disposed in flow communication with the tube and receives a first gas un...	10/03/2000
6041603	Internal combustion fastener driving tool accelerator plate The present invention relates to an accelerator plate that divides the combustion chamber of an internal combustion fastener driving tool....	03/28/2000
5904284	Explosively actuated fastener system and method of application thereof An explosively actuated fastener system comprises an open-ended outer tubular member; an open-ended tubular cap being attached to the back end of the outer tubular member having an inward circular protrusion at its back end; an open-ended barrel member co...	05/18/1999
5749509	Resiliently expandable ring seal for combustion chamber of propellant tool A tool for driving a nail or other fastener is actuated by a caseless propellant charge formed of combustible material that is transported into a combustion chamber on a strip. The propellant charge is ignited by striking a sensitizer portion of the charg...	05/12/1998
5363736	Semi-automatic anchor shooter The present invention relates to a semi-automatic anchor shooter, more particularly to a powder-actuated anchor shooter which may shoot anchors at high precision and has a muffler chamber to minimize the noise from the explosion of powder. The disclosed a...	11/15/1994
5016802	Explosive actuated extendable driving tool An explosive actuated extendable driving tool has a housing with a barrel at its front end for receiving a fastening element that is to be secured in a ceiling, wall or the like. A manually actuated reciprocatable positioner shaft is slidably received in ...	05/21/1991
4611739	Sheetrock hammer attachment A sheetrock hammer attachment used in conjunction with a pneumatic hammer operator having a rear body portion and a forward body portion, the forward body portion comprising a threaded bore having its forward end surrounded by a smooth outer sleeve and th...	09/16/1986
4446999	Powder actuated tool safety guard retention A tool for driving nails into hard surfaces wherein the driving power is provided by cartridges of explosive powder. A safety guard on the front end of the tool is retained on the barrel of the tool by a threaded nut. A retention member is provided for pr...	05/08/1984
4372473	Stitching assembly A stitching assembly for stitching together sheets of paper, card and similar materials comprises a frame carrying a number of stitching machines each of which includes a stitching head and a clinch block connected together so that each stitching head and...	02/08/1983
3942700	Safety device for a fastening element setting gun A safety device for a setting gun used for driving fastening elements into a receiving material by means of an explosive charge, utilizes two arm swivel levers pivotally mounted on the forward end of the gun housing for locking the gun barrel out of the f...	03/09/1976

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Class 227/11 - With protective shield