HYDRAULIC TORQUE WRENCH Russian patent published in 1997 - IPC

Abstract RU 2091205 C1

FIELD: mechanical engineering. SUBSTANCE: two plungers 6, 7 and bushing 4 are installed coaxially in cylindrical space 2 of housing 1 of hydraulic torque wrench. Nut head 10 with stop 9 for engagement with one of plungers 6, 7 is hinge connected with housing 1. Adjusting screw 11 is installed in space 2 of housing 1 for engagement with stop 9. Screw It is designed for adjusting measuring instrument 5. With threaded joint being tightened, effort from handle 12 is transmitted from stop 9 to plunger 6 which acts onto working fluid 3. Change of fluid pressure is recorded by instrument 5. EFFECT: enlarged operating capabilities. 2 cl, 3 dwg

Similar patents RU2091205C1

Title	Year	Author	Number
HYDRAULIC TORQUE-LIMITING WRENCH	0	Platunov Boris Pavlovich Averin Evgenij Vladimirovich	SU1165562A1
HYDRAULIC TORQUE-LIMITING WRENCH	0	Platunov Boris Pavlovich	SU1310190A2
DYNAMOMETRIC WRENCH	0	Fedoruk Viktor Anatolevich Krul Vasilij Stepanovich Glomb Aleksandr Evgenevich	SU1763168A1
ADJUSTABLE NUT WRENCH (UNIVERSAL)	1997	Fomin V.P. Nikolaev V.G. Fomin A.V.	RU2161552C2
PROTECTIVE-HERMETIC MANHOLE (VERSIONS)	2008	Chernyshkov Aleksandr Vladimirovich	RU2374395C1
DEVICE FOR CENTERING PRODUCTION STRINGS IN WELL HEAD EQUIPMENT	1995	Chasovskikh A.I. Bondar' A.V. Gritsenko V.D. Minigulov R.M. Kisser A.I. Balashov V.A. Larionov A.V.	RU2109914C1
ADJUSTABLE WRENCH	1997	Fomin V.P. Nikolaev V.G. Fomin A.V.	RU2136485C1
ACTUATOR VALVE	1996	Chasovskikh A.I. Birkin V.I. Gritsenko V.D. Orlov Ju.G. Lopatchenko N.S. Kudashov A.O. Zajtseva L.A.	RU2121618C1
TORQUE WRENCH	0	Fedoruk Viktor Anatolevich Bakshin Anatolij Fedorovich Tkachuk Bogdan Ivanovich Latajchuk Grigorij Kondratevich Glomb Aleksandr Evgenevich	SU1440694A1
APPARATUS FOR HEAT DEBURRING	1998	Birkin V.I. Checheta I.A. Zenin V.L. Saj V.A.	RU2153409C2

RU 2 091 205 C1

Authors

Chasovskikh A.I.

Bondar' A.V.

Grachev A.F.

Dates

1997-09-27—Published

1994-08-16—Filed