Pneumatic needle gun - Patent 0852969

(19)

(11)

EP 0 852 969 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	02.12.1998 Bulletin 1998/49

(43)	Date of publication A2:
	15.07.1998 Bulletin 1998/29

(21)	Application number: 98300076.1

(22)	Date of filing: 07.01.1998

(51)	International Patent Classification (IPC)⁶: B08B 7/02, B25D 9/14, B25D 17/02

(84)	Designated Contracting States:
	AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
	Designated Extension States:
	AL LT LV MK RO SI

(30)

Priority:

10.01.1997 GB 9700391

(71)	Applicant: Fulton Group Limited
	Leamington Spa, Warwickshire CV31 1QG (GB)

(72)	Inventors:
	Silverwood, Robert Nuneaton, Warwickshire CV11 6FX (GB) Appleby, Teresa Mary Coventry, Warwickshire CV3 2BX (GB) Pereira, Marcus Leamington Spa, Warwickshire CV32 7DN (GB) Morris, Kenneth David Warwick, Warwickshire CV34 5NE (GB) Kitchen, Bryan John Kenilworth, Warwickshire CV8 2AQ (GB)

(74)	Representative: Dempster, Benjamin John Naftel et al
	Withers & Rogers 4 Dyer's Buildings, Holborn London EC1N 2JT London EC1N 2JT (GB)

(54)	Pneumatic needle gun

(57) A pneumatic needle gun 10 comprises a housing 12, a hollow cylinder 24 in the housing 12 having a piston 30 arranged for sliding reciprocal movement therein. The piston 30 is actuated by gas pressure. The cylinder 24 has a gas inlet for the passage of actuating gas, the gas inlet comprising a bore 36 in the wall of the cylinder 24. The bore 36 has a curved concave mouth 34 to reduce turbulence on entry of gas into the cylinder 24.

Search report