CS271076B1 - Portable apparatus for holes boring - Google Patents

Description

1,271,076 3ΠΗΟΑΙΙΗΕ H3OBPETEIIHH K ARTOPCKOMy CnHAETEAtCTliy 3asiBJieHO 24.04.84 3aHBxa No '· 3734683 / 25-08 MKH4 B 23 B 45/04 Abtopu Π. . JlyKbsweHKO. H. JI.Cepaux. B. T. JleeseHKO 3aHBHTejlb: Abtopu

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I 271 076 4

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ConpoBOWAamuHH HepTew.

Claims (1)

BACKGROUND OF THE INVENTION Portable borehole device. containing an air motor in the housing with a trigger. a spindle rotation and displacement mechanism formed in the form of gears coupled to the gears with a grooved and threaded bore for simultaneous operation, simultaneously with the spindle groove and threaded equipment. in addition, two frictional multi-wheel rotary clutches and a gear wheel brake with a threaded bore located on one shaft and kinematically coupled to the disc clamping mechanism, a spindle restraining spindle resetting mechanism, and a duty cycle arrangement characterized in that: that the duty cycle control system is formed as a bicameral airframe air cylinder (16). arranged to compress the disc clutch (8, 13). whose working cavities <35. 36) are connected via splitters (32) and adjustable throttle valves <37. 38) with the atmosphere, the valve (26) is in contact with the spindle restrictor (12) and the trigger tap (19) is provided with a cylindrical bead (20). sprung with respect to the body (1) and disposed with the possibility of rotation and axial movement, wherein in each air conduit (25, 30). connecting the pressure cavity (35. 36) of the air motor (2) to the manifold (32) and the valve (26). connected to the cavity under the stopper (20) of the trigger tap (19), a throttle resistor (28, 31) is located. 4 1 drawing