Sleeve arrangement

Details Sleeve arrangement Sleeve arrangement

2011-01-04

2011-01-04

Bagnell, David J (Department: 3672)

Boring or penetrating the earth

With tool shaft detail

Shaft carried guide or protector

C175S424000, C181S200000

Reexamination Certificate

active

07861804

ABSTRACT:
Sleeve arrangement for a drill rig, especially adapted for damping sound and sealing to the ground, said drill rig comprising a feed beam (4) having a drill end (41) and a rear end (42), said feed beam (4) comprising a first and a second part (411, 412) near the drill end (41), the first part (411) being fixed in relation to the feed beam (4,) and the second part (412) being movable in relation to the feed beam (4) in a longitudinal direction. The invention is characterized in that said sleeve arrangement comprises a first flexible element (100) attached to the first part (411), and a second flexible element (200) attached to the movable second part (412), such that said first and second flexible elements (100, 200) are movable in relation to each other, wherein said second flexible element (200) is capable of taking an upper and a lower position, as well as all positions there between.

REFERENCES:
patent: 3667571 (1972-06-01), Fattelay
patent: 1097169 (1967-12-01), None
patent: 1584888 (1981-02-01), None
patent: 1603874 (1981-12-01), None
patent: 0039412 (2000-07-01), None
patent: 02070856 (2002-12-01), None

Affiliated with

Also associated with

Rating

Sleeve arrangement does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Sleeve arrangement, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Sleeve arrangement will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2636897