Did You Know...
...that the Band-Aid Bandage was invented by a Johnson & Johnson employee whose wife had cut herself? Earl Dickson's wife was rather accident prone, so he set out to develop a bandage that she could apply without help. He placed a small piece of gauze in the center of a small piece of surgical tape, and what we know today as the Band Aid bandage was born!
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| Number | Title | Issue Date |
| 7293615 | Earth boring system An earth boring apparatus for sinking shafts and removing shaft material from the shaft, the apparatus having at least two decks; hydraulic means for allowing movement of the decks relative to one another; releasable anchoring means associated with the decks for eng... | 11/13/2007 |
| 6955232 | Equipment for drilling vertical boreholes The invention relates to equipment for drilling a vertical borehole in hard ground, the equipment comprising: casing put successively into place in the borehole; a drilling machine having a rotary cutting head and ... | 10/18/2005 |
| 6698978 | Rock drilling rig A rock drilling rig has a carrier (1) provided with a service platform (7) which is arranged on a boom (6). The carrier (1) is provided with a four link mechanism (8) which is swingable in a plane perpendicular to the longitudinal direction (2) of the car... | 03/02/2004 |
| 6374927 | Pipe retention and cartridge locking system for a horizontal directional drill A dual purpose bracket assembly for a horizontal directional drill that retains pipes within a cartridge when the cartridge is detached from the drill and locks the cartridge to the drill when it is attached. The bracket assembly includes side plates that... | 04/23/2002 |
| 5765662 | Wheeled raise skip A raise buggy has a storage and transport cabinet for storing and transporting equipment and material along an inclined raise, over an inclined raise floor extending between a base level and a raise face, wheels for rolling the cabinet over the raise floo... | 06/16/1998 |
| 4986374 | Apparatus for driving an upwardly directed shaft in rock An apparatus for driving an upwardly directed shaft in rock, which includes a platform that can be regulated in height. The platform carries a drilling unit having engageable elements enabling fixation of the drilling unit relative the wall of the shaft. ... | 01/22/1991 |
| 4960175 | Equipment for raise mining An assembly for raise mining or the like includes a drive support carrying a drive means (10) for driving the drive support along a guide (4). The guide is attached to the drift wall (2) and is successively lengthened concurrently with the drift driving. ... | 10/02/1990 |
| 4624328 | In-shaft drilling apparatus for recovery of gas from subterranean formations In shaft drilling apparatus for recovery of gas from subterranean formations includes a platform adapted for being suspended by a cable and rotated within a generally vertical shaft in the earth. Drilling and stabilizing apparatus are provided and dispose... | 11/25/1986 |
| 4527640 | Working platform for a drilling apparatus A working platform for a drilling apparatus for stoping shafts, said drilling apparatus comprising a base (3) displaceable in the direction of the shaft (1) and a supporting arm (5) pivotably supported on said base. On the supporting arm is mounted a dril... | 07/09/1985 |
| 4494617 | Shaft boring machine A machine for boring a shaft in earth strata or the like. An annular support ring means having an outside diameter approximately equal to the diameter of the shaft which is selectively engageable or disengageable with the shaft wall by the use of clamping... | 01/22/1985 |
| 4255068 | Method and a device for undersea drilling The method consists in boring a shaft in the sea floor to form a drilling station of sufficient size to accommodate personnel and equipment, in lining the shaft walls with a casing which is cemented against the walls and surmounted by a water-tight self-c... | 03/10/1981 |
| 3965995 | Machine for boring a large diameter blind hole A cutter wheel is mounted at the lower end of the machine for rotation about a horizontal tubular support. Cuttings are picked up by buckets on the cutter wheel and are directed into the tubular support to be received by an endless bucket conveyor which c... | 06/29/1976 |
