| |
 |
Atlas Copco Secoroc AB Patents |
|
Assignee: Atlas Copco Secoroc AB
Address: Fagersta, SE
No. of patents: 3
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 7445063 |
Rock drill bit assembly |
November 4, 2008 |
| A drill bit assembly for direct removal of rock with a rotatable bit assembly (5) that includes a plurality of cutters or choppers (7). According to the invention, an number of cutters (7) are so disposed in relation to each other or the bit assembly (5) that a subsequent cutter (7b) |
| 7159676 |
Fluid distributor device for down-hole-drills |
January 9, 2007 |
| A fluid distributor device is for a percussive drill assembly including a generally tubular casing (2) having a longitudinal centerline and a piston (6) disposed within the casing so as to define a reservoir chamber (27) in the casing. The distributor device comprises a generally cyl |
| 7152699 |
Connection rod and method for production thereof |
December 26, 2006 |
| A connection rod (1) for rock drilling includes a first rod part (2) whidh has an external thread (4) provided at one end thereof, wherein the end of the rod opposite to the one end includes an end portion (6) which carries an internal thread (5), wherein the end portion (6) is joind to |
|
|
|
