Tools – Wrench – screwdriver – or driver therefor – Machine
Patent
1981-05-19
1983-06-14
Jones, Jr., James L.
Tools
Wrench, screwdriver, or driver therefor
Machine
81 5739, B25B 1300
Patent
active
043876110
ABSTRACT:
A hydraulic wrench for simultaneous tightening or loosening of at least two polygonal members of threaded connectors, comprising a piston reciprocable in a cylinder, a connecting member projecting to one side of the cylinder, a lever tiltably mounted intermediate its ends on the connecting member, pivotally connected at one end to the outer end of a piston rod fixed to the piston for reciprocation therewith, a ratchet gear mounted turnable about its axis in the region of the other end of the lever and provided with a coaxial polygonal opening therethrough for engaging the polygonal head of a first threaded connector to be turned, a ratchet pawl tiltably mounted on the lever and engaging the teeth of the ratchet gear, the connecting member being provided with a plurality of transversely spaced bores therethrough, and at least one link tiltably connected at one end to a selected one of the plurality of bores, a second ratchet gear turnably mounted in the region of the other end of the link and provided with a coaxial polygonal opening therethrough for engaging the polygonal member of a second threaded connector to be turned, and a ratchet pawl tiltably mounted on the link and engaging the teeth of the second ratchet gear thereon, whereby during the active stroke of the piston the members of the first and the second threaded connector to be turned and respectively engaged in said polygonal openings of the first and the second ratchet gears will be turned simultaneously.
REFERENCES:
patent: 3287999 (1966-11-01), Kreckel et al.
patent: 4269088 (1981-05-01), Dukes
patent: 4308767 (1982-01-01), Wilmeth
Jones Jr. James L.
Striker Michael J.
LandOfFree
Hydraulic wrench for simultaneously tightening or loosening at l does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Hydraulic wrench for simultaneously tightening or loosening at l, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Hydraulic wrench for simultaneously tightening or loosening at l will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-158592