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A sealed crustless sandwich for providing a convenient sandwich without an outer crust which can be stored for long periods of time without a central filling from leaking outwardly.
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| Number | Title | Issue Date |
| 8061436 | Mobile basket for consolidation work on walls A mobile basket for consolidation work on walls is provided with a main frame, configured in the front part for hoisting and for translating the new basket up and down a wall and having legs fitted on the sides of said main frame. A secondary frame or cage is struct... | 11/22/2011 |
| 7721817 | Fastener driving device with adjustable shoe A fastener driving device includes a housing containing an engine for driving a fastener through a flooring board and into a sub-floor, a nosepiece through which fasteners are driven, a magazine for supplying a plurality of fasteners for the engine to drive, and a s... | 05/25/2010 |
| 7353892 | Guide frame for an earth drilling apparatus A guide frame (1) for an earth drilling apparatus includes a support plate (6) for holding the drive unit (7) and a handle frame (2) having handle sections (17, 18) for holding and guiding the earth drilling apparatus. Operator-con... | 04/08/2008 |
| 7032686 | Drilling and bolting head for a bolting machine The drilling and bolting head (7) of compact structure, is designed for use in mine galleries of small height. It comprises: a transverse table (8) connected to the carrying vehicle, preferably with a device (9 to 12) for lifting this tab... | 04/25/2006 |
| 6926094 | Apparatus for manufacturing operations using non-contact position sensing Apparatus and methods for manufacturing operations using non-contact position sensing are disclosed. In one embodiment, an apparatus includes a track assembly adapted to be attached to a workpiece, a carriage assembly moveably coupled to the track assembly and movea... | 08/09/2005 |
| 6843328 | Flexible track drilling machine A flexible track drilling machine employs a pair of rails that are flexible in one direction to conform to a non-flat workpiece surface and are substantially stiff in a direction parallel to the workpiece surface. The rails are attached to the workpiece by vacuum cu... | 01/18/2005 |
| 6796388 | Drill depth control device This invention provides a roof bolt installation apparatus including a drill stabilizing mechanism including a base having a cylindrical bore therein, and a stabilizing rod extendable from the base and slidably located in the bore. The rod has a distal end, and a dr... | 09/28/2004 |
| 6666282 | Impact tool carriage system A carriage system supports an impact or driver tool. The carriage system has a support member that extends upwardly from a base platform. Support arms are rotatably connected to the support member at medial portion of the arms at different elevations abov... | 12/23/2003 |
| 6602026 | Extendible drill support frame for mining apparatus and roof bolting equipment The present invention provides a mining apparatus for installing bolts into a mine entry, said apparatus including: a frame having a forward end, a rearward end and lateral sides; an upstanding bolter support wall attached to said forward end of said fram... | 08/05/2003 |
| 6497536 | Roof support arrangement for mining apparatus and roof bolting equipment The invention provides an apparatus (2) for installing bolts into a mine entry, said apparatus including: a frame (8) having a forward end (20), a rearward end and lateral sides; at least one bolting rig (140, 142, 144, 146) operatively mounted to said fo... | 12/24/2002 |
| 6386640 | Oil tank arrangement for mining apparatus and roof bolting equipment The invention provides a vehicle which employs hollow structural members to store and cool hydraulic fluid used by the vehicle or by equipment located thereon. The preferred form of the invention provides an apparatus for installing bolts into a mine entr... | 05/14/2002 |
| 6257350 | Multiple position staking system for a horizontal directional drill A multiple position stakedown assembly for a horizontal directional drill machine which installs stakes into the ground in a variety of different locations with a single drive head. The stakedown assembly includes a vertical tower that is rotatably mounte... | 07/10/2001 |
| 6112829 | Rock drill air leg control system The invention relates to a rock drill air leg control system incorporated in the backhead (10) of a rock drill. The system comprises a single spool valve (22) having two manual controls (46, 53), one for setting a trust applied by an air leg to a rock dri... | 09/05/2000 |
| 6105684 | Roof bolter or a roof bolt installation apparatus The present invention relates to improvements in the operation and construction of roof bolters or roof bolt installation apparatus. The improvements comprise a roof bolter constructed so that the critical moving parts of its timber jack, feed frame, feed... | 08/22/2000 |
| 6079504 | Underground mining drill rig with safety interlock A drill rig is provided which has a mobile trolley having a telescopically extendible post for locking it in position relative to the hanging wall in an underground mine. The post supports in articulated manner, at least one and generally two vertically a... | 06/27/2000 |
| 6076615 | Multi-linked working boom for working machine The present invention is directed to a multi-linked working boom for a working machine which carries at the other end a hydraulically maneuverable and hydraulically driven working equipment, where the boom comprises a first pair of link arms which is conn... | 06/20/2000 |
| 6073704 | Machine support including means for angular control of a supported device Supporting clamps for a tool such as, for example, a pile driver machine are used to tilt a machine support relative to a horizontal plane. The clamps include a pair of jaw elements one of which is received on a pivot and the other of which has a pair of ... | 06/13/2000 |
| 5938376 | Automated temporary roof support, bolter and method In an automated temporary roof support and roof bolting machine there are several safety features. The machine has forward operator's stations on each side of the machine. All the controls for operating the machine are in the operator's stations. The mach... | 08/17/1999 |
| 5139092 | Quick change torque multiplier adaptor A device for coupling a torque driver to a fastener that is to be driven on a workpiece by the driver, and for coupling the driver housing to the workpiece, has two nesting cylindrical barrels, one of which can be fastened to the driver housing and the ot... | 08/18/1992 |
| 5044568 | Hand crusher with rotatably mounted handle A hand crusher with a main body, which consists of a cylinder unit having a built-in oblong hydraulic cylinder and a parallel plate unit bonded on the periphery of said cylinder unit. Crushing arms are pivotally supported on the lower portion of the paral... | 09/03/1991 |
| 4854402 | Shaft sinking rig A shaft drilling rig comprises a rig head having means whereby it may be attached to a cable so as to be raised and lowered within a shaft being sunk. A central hollow column depends from the rig head and carries a base member at its lower end. There are ... | 08/08/1989 |
| 4476940 | Portable drilling apparatus A lightweight portable drilling apparatus capable of being assembled and disassembled for lifting and moving by helicopter. The apparatus includes a center vertically-oriented drilling tower equipped with a rotary drilling assembly, and having a base supp... | 10/16/1984 |
| 4442905 | Jig assembly for drilling vertically upward A lightweight portable jig assembly for supporting a power drill and for advancing and retracting the drill towards and away from an overhead workpiece comprises a carriage having a first tubular portion slidable on a tube standard and a second tubular po... | 04/17/1984 |
| 4441564 | Portable variable angle drilling machine A hole drilling machine which includes a geared stationary drill frame with a guide track to which support legs are attached at either end. A drive shaft made of hollow flexible tubing driven by a motor suspended from the guide track. An adjustable swivel... | 04/10/1984 |
| 4306626 | Hydraulic earth boring machine A hydraulic earth boring machine for forming conduit passageways beneath established surfaces such as roadways, walkways, or the like. The boring machine includes a hydraulic cylinder having an open axial passageway for receiving a boring shaft. A drive c... | 12/22/1981 |
| 4109733 | Tilt preventing system for drills A control is disclosed for inhibiting the tilting of an earth drilling machine that is supported on hydraulic jacks. A hydraulic downfeed motor for the drill string is operated by a control that has pressure responsive switches connected to the hydraulic ... | 08/29/1978 |
| 4059162 | Drilling unit for stadium seats A drilling machine is disclosed for use in providing bolt holes in concrete stadium riser steps and the like. The drilling machine includes a relatively stationary base plate, and a foot plate slideable upon the base plate along a predetermined path. The ... | 11/22/1977 |
| 4026370 | Driving tools A hydraulically actuated driving tool is provided with a ground engageable member which is driven into the ground by the action and reaction of a drive mass which is free to slide within the tool and which is repetitively forced away from and back to the ... | 05/31/1977 |
| 3967687 | Curb drain hole drill A drill apparatus for providing a drain hole in curbing comprises a core drill mounted for longitudinal movement along a horizontal post held between a drill frame and a hooking member positioned in hooking relation with the curb. The horizontal post is t... | 07/06/1976 |
| 3940588 | Bolt-welding gun with movable supporting legs A bolt welding gun is provided with supporting legs extending outwardly from the gun housing which can be displaced to accommodate different bolt-attaching situations. The supporting legs can be mounted in a ring-shaped housing part which is rotatable abo... | 02/24/1976 |
