WRENCH Russian patent published in 1998 - IPC

Abstract RU 2113977 C1

FIELD: tools. SUBSTANCE: single-ended open-type wrench for union and ordinary nuts has head with hole and handle coupled to it and provided with slot over entire length. For screwing-up or unscrewing of nuts through which pipeline passes, slot width in handle exceeds pipeline external diameter, and hole in head is made hexagonal. Handle width may interference fit. This tube may have ellipsoidal cross-section. EFFECT: improved design. 4 cl, 1 dwg

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RU 2 113 977 C1

Authors

Ivashkevich Arnol'D Alekseevich

Dates

1998-06-27—Published

1995-05-17—Filed