MANUAL DEVICE FOR GENERATING LOCAL UNDER OR OVER PRESSURE

摘要

PCT No. PCT/EP91/00650 Sec. 371 Date Dec. 5, 1991 Sec. 102(e) Date Dec. 5, 1991 PCT Filed Apr. 5, 1991 PCT Pub. No. WO91/16133 PCT Pub. Date Oct. 31, 1991.A hand tool has an elongated housing, an adapter at one end of the housing, an electric motor in the housing, and a vane pump in the housing flanged directly to and driven by the motor and having an intake. A conduit is connected in the housing between the intake of the vane pump and the adapter. A battery in the housing is connected to the motor to drive same.