DEVICE FOR CHECKING FORCE OF PRESSING CLAMP OF FASTENING TO RAIL Russian patent published in 2008 - IPC E01B35/00 

FIELD: railway transport; track machines.

SUBSTANCE: invention relates to manually operated devices for checking reliability of anchor fastenings of rail track. Proposed device includes lever with hook, support and force measuring unit and handle connected to end of lever. Said handle is made resilient, is provided with aperture and slot and is furnished with double-arm bar connected by middle part with handle under slot, and contact screw made for contact with first arm of double-arm bar and installed for shifting and fixing in cross bushing installed for turning and fixing in handle over slot. Force measuring unit is made in from of standard indicator whose housing is attached to handle in place of its connection with lever. Head is made for contact with second arm of double-arm bar. Hook is made in form of split hook turnable relative to end of lever and spring-loaded relative to lever to lever to catch crossmember of clamp. Support is made in from of stop turnable relative to lever for engagement with rolling surface and with side faces of rail head.

EFFECT: increased accuracy of measuring force of pressing clamp to rail, reduced fatigue of operator.

2 dwg