Patent ID: 7472475
Filing Date: 2009-01-06
Classification: B23P,Y10T

Abstract:
1. A screwing station for use along an assembly line, comprising: at least one machine frame; a powered screwing tool adjustably supported by said machine frame for movement between a retracted position and an operative position; a guide plate; and at least one guide means arranged between said guide plate and said machine frame; wherein said powered screwing tool comprises a drive shaft supported by said machine frame and a wrench head drivingly connected to said drive shaft and telescopically displaceable relative thereto, wherein said wrench head is moveable between said retracted position and said operative position by a single lifting and lowering means, wherein said single lifting and lowering means is disposed external to said wrench head, wherein said guide means comprises at least one guide piston, wherein said guide means is arranged between said guide plate and said machine frame, and wherein said guide piston is detachably secured to said guide plate and supported in longitudinally displaceable fashion on said machine frame in a guide sleeve.