Abstract: The present invention provides a device useful for boring holes into the earth, and is especially useful for drilling holes in which fence posts are to be placed. A device according to the invention is completely self-powered, having its own on-board engine which supplies all of the power necessary for the boring operation and other movements of the device associated therewith. A device according to the invention is readily removable from and attachable to a motorized vehicle equipped with a trailer hitch, and is adapted to configure itself in a retracted position for ease in storage and transportation.

Abstract: 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 table (8); a slide (13) displaceable along the table (8); an intermediate support (16) displaceable vertically on the slide (13); a vertical beam (21) mounted pivotally on the intermediate support (16); a vertical slideway (23) guided vertically on the beam (21); a drill (26), with a device (33, 34) for the drilling and setting of bolts, which is guided vertically on the slideway (23); motorized device (14, 18, 30) for controlling the various movements. The intermediate support (16) possesses an upper part (20) which can be used as a prop, in combination with a jack (18) arranged along the vertical pivot axis (19) of the beam (21).

Abstract: An electric fence post installer comprising a wheeled frame having a first upstanding support extending upwardly therefrom. A generally horizontally disposed boom arm is rotatably mounted on the upper end of the first support and has a carousel support secured to the outer end thereof. A carousel is rotatably mounted, about a vertical axis, on the carousel support and is adapted to have a plurality of vertically disposed and radially spaced-apart electric fence posts supported thereon. A vertically disposed drill is mounted on the carousel support and is adapted to be rotated and moved downwardly with respect to the carousel support to drill a post hole in the ground. After the post hole has been drilled, a fence post is moved from the carousel to a position over the post hole and then is forced downwardly into the post hole. The installer includes means for ensuring that the post hole will be drilled substantially vertically into the ground.

Abstract: A method of self-aligning connections for a two section mast. The method includes the steps of transporting the elongated bottom mast section to a guide frame adjacent to a well site, the bottom mast section having a pair of front legs and a pair of rear legs. An elongated top mast section is transported to the well site, the top mast section having a pair of front legs and a pair of rear legs. The legs of the bottom mast section are positioned slightly below a level of the legs of the top mast section. Thereafter, the bottom mast section is raised slightly to order to engage the top mast section while simultaneously aligning the mast sections together. The sections are thereafter pinned together.

Abstract: An articulated boom arm for a rock boring machine, comprising a first kinked member having a drill guide at one end and a base pivot at the other end, and a pair of pivoted links. One of said links having a first end pivoted at said base pivot, the other of the links having a drill pivotally mounted at a first end thereof. The second ends of The first and second links being pivoted to each other whereby said drill is reciprocally linearly movable along said first member with a drill bit aligned with said drill guide and at one extremity of the reciprocal movement both said pair of links are substantially longitudinally aligned and extend towards said drill guide, and at the other extremity of the reciprocal movement both said pair of links are substantially longitudinally aligned and extend away from said drill guide.

Abstract: Apparatus for boring a hole from an inside of a casing outwardly at an angle relative to a longitudinal axis of the casing comprises a drill shoe having a longitudinal axis and being positionable in the casing, the shoe having first and second passageways which converge into a third passageway exiting the shoe, a torsional load transmitting element and a cutting element connecting to one end of the torsional load transmitting element, the torsional load transmitting element and cutting element being positioned in the first passageway during non-use and in the third passageway during use, and a fluid conduit and a nozzle connected to one end of the fluid conduit, the fluid conduit and nozzle being positioned in the second passageway during non-use and in the third passageway during use.

Abstract: An interface jig for removably securing a portable auger to a vehicle includes a carriage guide assembly, a sliding carriage assembly and a receiver assembly. The carriage guide assembly includes a vertical support having an upper portion and a bottom portion. A hitch adapter is affixed to the bottom portion to secure the carriage guide assembly to a vehicle hitch receiver. The sliding carriage assembly includes a horizontal member having a first end opposite a second end. The first end Is affixed to a vertical member that slides along the vertical support between the upper portion and the lower portion of the carriage guide. The receiver assembly is attached to the second end of the sliding carriage assembly.

Abstract: A process to lower or raise a drilling rig for transportation wherein the drilling rig includes a mast and a top drive. The process to lower includes the steps of moving the top drive within the mast with a vertical guide and torque reaction mechanism to a locked position and locking the top drive to the mast with a locking mechanism. The mast and the top drive are lowered together from a vertical position to a horizontal position. The combined mast and top drive may then be transported in the horizontal position without disconnecting electrical, mud line or other services.

Abstract: A process to transport and assemble a drilling or workover rig substructure. The process includes the steps of transporting a driller side substructure section and an off driller side substructure section to a rig site so that the sections are spaced from and parallel to each other. A center substructure section is transported to the rig site. The center substructure section is moved into a space between the driller side and the off driller side sections. The center substructure section is thereafter connected to the driller side and to the off driller side subsections. A floor of the driller side substructure and a floor of the off driller side substructure are raised while both connected to the center substructure section from a transport position to a use position while maintaining the floors parallel to the bases.

Abstract: A process to transport and assemble a drilling or workover rig substructure. The process includes the steps of transporting a driller side substructure section and an off driller side substructure section to a rig site so that the sections are spaced from and parallel to each other. A center substructure section is transported to the rig site. The center substructure section is moved into a space between the driller side and the off driller side sections. The center substructure section is thereafter connected to the driller side and to the off driller side subsections. A floor of the driller side substructure and a floor of the off driller side substructure are raised while both connected to the center substructure section from a transport position to a use position while maintaining the floors parallel to the bases.

Abstract: An articulated boom arm for a rock boring machine, comprising a first kinked member having a drill guide at one end and a base pivot at the other end, and a pair of pivoted links. One of said links having a first end pivoted at said base pivot, the other of the links having a drill pivotally mounted at a first end thereof. The second ends of The first and second links being pivoted to each other whereby said drill is reciprocally linearly movable along said first member with a drill bit aligned with said drill guide and at one extremity of the reciprocal movement both said pair of links are substantially longitudinally aligned and extend towards said drill guide, and at the other extremity of the reciprocal movement both said pair of links are substantially longitudinally aligned and extend away from said drill guide.

Abstract: An excavation apparatus especially useful when mounted on backhoes and other lighter vehicles used in the construction industry. The excavation apparatus does not require a winch for letting out and retracting its cable nor a reel for storing retracted cable which reduces the weight of the excavation apparatus, lowers its cost while facilitating both operation and servicing. The apparatus has a kelly assembly housing which houses an outer kelly section, and an extendable innermost kelly section adaptable for attachment of a tool. More than one extendable kelly section can be used. A rotary table rotates the kelly sections. A support structure supports the rotary table and the housing. A frame allows the housing to slide relative to the frame in a direction parallel to the axis of the assembly. A downcrowd mechanism, supported by the frame, downcrowds the support structure relative to the frame.

Abstract: A drilling rig (10) having a boom (12) supporting a leader (36). The leader (36) is pivotally attached to the boom and is moveable between a generally upright orientation and a generally horizontal orientation for the purposes of transportation by a vehicle (11). Hydraulic rams (33) cause linear movement of the leader relative to the boom while the hydraulic ram (33) causes tilting of the boom about a generally horizontally axis.

Abstract: A mobile drilling rig includes a platform mounted on drivable ground supports. Drilling equipment is disposed on the platform and is operated by a power system that includes hydraulic pumps, a screw type air compressor, and a motor for driving the pumps and the compressor. A gearbox is common to the hydraulic pumps and the air compressor and includes an intermeshing gear arrangement for transmitting an inputted power from the motor to the pumps and the compressor. Compressed air from the compressor travels to an air reservoir in which compressor oil is separated from the air. The compressor oil is conducted to an oil inlet of the gearbox and is circulated through the gearbox to an oil outlet of the gearbox which communicates with an air inlet of the compressor.

Abstract: A slim, trim and lightweight, yet strong, auger/vehicle interface jig designed for securing an earth or ice type auger to any vehicle, including All Terrain Vehicles (ATV's) and snowmobiles, for the purpose of transporting, stabilizing and operating the auger while attached to the vehicle. The auger/vehicle interface jig includes a carriage guide assembly designed specifically to mate with a standard after-market square tubular style vehicle hitch of the said vehicle, requiring no additional customized securing and stabilizing bracketry. The auger/vehicle interface jig also includes a sliding carriage assembly, an assisted means for moving the sliding carriage assembly vertically up and down during the hole drilling process and a sliding carriage assembly locking means for securing the sliding carriage assembly to the carriage guide assembly during long distance transportation.

Abstract: An auger mounting assembly includes a slide bearing assembly and a mounting plate. The mounting plate is attached to a motor vehicle such as an all-terrain vehicle. The slide bearing assembly is pivotally retained by the mounting plate. An auger mounting bracket extends from the slide bearing assembly. The auger mounting bracket retains a handle of the auger. The slide bearing plate may be retained in a horizontal position for transport. A second embodiment of an auger mounting assembly includes a hitch bracket and the slide bearing assembly. The hitch bracket is attached to a hitch of a motor vehicle. The slide bearing assembly is pivotally mounted to the hitch bracket.

Abstract: A mobile land rig and method are disclosed, for the transport, assembly, and disassembly of oil drilling equipment. A mobile telescoping substructure box includes at least one axle and coupled wheels lockable and releasable for engaging the ground and being raised above the ground and for supporting a mobile drill mast. A lifting means selectively supports the mobile telescoping substructure box unit in a raised position and lowered position with respect to the ground. An extension cylinder further extends the mobile telescoping substructure box unit in telescopic extension. A stationary frame member and a telescoping frame member comprising the mobile telescoping substructure box unit have a plurality of cables attached thereto for supporting the telescoping frame member when extended. Limit switches attached between the cables and frame members sense when cable tension reaches predetermined limits and generate a stop signal.

Abstract: A drilling rig (10) having a boom (12) supporting a leader (36). The leader (36) is pivotally attached to the boom and is moveable between a generally upright orientation and a generally horizontal orientation for the purposes of transportation by a vehicle (11). Hydraulic rams (33) cause linear movement of the leader relative to the boom while the hydraulic ram (33) causes tilting of the boom about a generally horizontally axis.

Abstract: A portable drilling rig 20 for drilling water wells or installing geothermal pipe systems in the ground 22. The portable drilling rig 20 is removably mounted on a truck bed 24. The single I beam mast 30 of the rig 20 pivots to a horizontal position 32 on the truck bed 24 for transport and pivots to a vertical position 34 for drilling, or alternately, pivots to a slanted position 38 for drilling at an angle “A” into the ground 22. A swivel 78 that is normally parallel to the mast 30 is movable along the length of the mast 30. The swivel 78 can be pivoted to its non-parallel position 122 relative to the mast 30 in order to attach or remove pipe segments 126 from a drive shaft 136 provided on the swivel 78.

Abstract: A doweling hole drilling machine includes a vehicle such as a tractor having a frame pivotally mounted to the side of the tractor. The frame is moveable around an axis parallel to the longitudinal axis of the vehicle from a first horizontal orientation to a second vertical orientation, and the raising or lowering of the frame is powered by hydraulic cylinders. Positioned on the frame is a plurality of parallel mounted spaced drilling machines, each of which is positioned for drilling a hole perpendicular to the longitudinal axis of the vehicle. Each of the drilling machines is mounted on a drive assembly for moving the machine axially to thereby force a drill bit in the machine to drill a hole. The frame is laterally adjustable in a horizontal direction perpendicular to the longitudinal axis of the tractor and the lateral adjustment is hydraulically powered. The frame is also horizontally adjustable to position the drills to bore at the desired depth into a slab of concrete.

Abstract: A post driver which is mounted to the three-point hitch of a tractor is provided with a support to reduce wobble of the post driver during operation and to facilitate mounting of the post driver to the tractor's three-point hitch. The post driver has a carriage and a ram movable vertically relative to said carriage. The carriage is mounted to a base. The base includes a mount adapted for mounting the post driver to a hitch of a vehicle. A support frame depends from the mount rearwardly of the carriage. The frame has a vertical member and a horizontal member, and generally vertically extending legs at the ends of the horizontal member. The legs are mounted to the horizontal member to be movable vertically relative to the horizontal member. The legs are spaced equidistantly from the carriage of the post driver.

Abstract: A machine for driving posts, drills, large spikes, and the like work pieces into the ground, pavements, or wall structures. The machine comprises an elongated tower, a carriage, a hammer, a combination of an elongated two-way cylinder and a pulley system, at least one control valve box, a plurality of hydraulic pressurized lines, a plurality of hydraulic conduits, and a plurality of fasteners. The tower has two parallel rails for the hammer to slide upward, and then downward so as to exert a force upon the work piece toward a work surface. The machine may further include two two-way cylinders, a hammer guide, constraining springs and an interchangeable plate.

Abstract: An apparatus for placing auger type anchors into the earth includes a machine frame that supports an elongated housing. The housing has upper and lower end portions. An anchor holder is positioned at the lower end of a tubular member rotatably mounted in the housing for holding an anchor and rotating it during placement. A plurality of drive wheels carried by the frame transport the housing between upper and lower positions. The wheels are loaded with adjustable compression springs so that extensive pressure can be applied from the drive wheels to the housing for gripping and driving the housing during insertion. A gear train interconnects the driving wheels so that all of the driving wheels rotate at the same rotational speed.

Abstract: A top head rotary drive and mast assembly for drilling which is adapted to be readily mounted on a derrick of a conventional truck, crawler or other vehicle so as to be movable from a stored position adjacent the derrick to a deployed position spaced from the derrick for drilling. The mast is adapted to be pivotally connected by at least one upper support arm to the derrick of the vehicle. The deployment and retraction of the mast and the top head rotary drive relative to the derrick are accomplished utilizing either a control device for moving a holding plate which is movable along the mast and to which the top head rotary drive is mounted or by separate lifting device. The invention is also directed to a combination top head drive and mast assembly and drilling rig and method for their use.

Abstract: A carrier for a jackhammer which may be mounted to the tongue of an air compressor is disclosed. The carrier includes a support column, an adjustable bracket slideably mounted to the support column, and a pocket secured to the lower end of the support column for receiving the jackhammer. Mounted to the support column is an L-shaped bracket which may be secured to the tongue of an air compressor. The adjustable bracket includes a U-shaped member with two arms and a rear wall. The jackhammer is placed between the arms and an elongated rod is used to retain the jackhammer in place. The pocket has two converging walls which do not contact each other. An opening is formed between the bottoms of the two walls and a bar is placed within the opening. The bar is short enough in length so that the opening is not completely closed, thereby preventing rainwater or other precipitation from collecting within the pocket. Once the jackhammer has been placed within the carrier, the blade of the jackhammer rests on the bar.

Abstract: A doweling hole drilling machine includes a vehicle such as a tractor having a frame pivotally mounted to the side of the tractor. The frame is moveable around an axis parallel to the longitudinal axis of the vehicle from a first horizontal orientation to a second vertical orientation, and the raising or lowering of the frame is powered by hydraulic cylinders. Positioned on the frame are a plurality of parallel mounted spaced drilling machines, each of which is positioned for drilling a hole perpendicular to the longitudinal axis of the vehicle. Each of the drilling machines is mounted on a drive assembly for moving the machine axially to thereby force a drill bit in the machine to drill a hole. The frame is also laterally adjustable in a horizontal direction perpendicular to the longitudinal axis of the tractor and the lateral adjustment is also hydraulically powered.

Abstract: A safety system for a stump cutter machine which comprises a swing out operator's control console equipped with an interlock to prevent rotation of the stump cutter wheel when not locked into the operating configuration, and a restraint means to hinder and prevent full use of the controls when the stump cutter is not in the operating configuration.

Abstract: A driver hammer for driving an elongated member into the earth and for extracting the member from the earth includes a hammer body and a forward driving anvil slidably mounted in the body that is engaged directly with the elongated member when the latter is driven into the earth. A conventional hammer drive mechanism is used to repeatedly impact the forward driving anvil to drive the member into the earth. When the member is to be extracted from the earth, a back driving lever, which is pivotally mounted on the hammer body, is pivoted into the position where the forward driving anvil can strike an impact surface on one side of the pivot point of the lever and a back driving anvil is engaged with a second impact surface on the opposite side of the pivot point of the lever and which is attached to the elongated member.

Abstract: A portable hydraulically driven posthole digger is provided. The present invention is mounted to an existing loader-type tractor or skid steer loader by the use of a ball and socket type attachment such as a trailer ball and trailer tongue apparatus. The tongue is mounted vertically above the post hole digger and the trailer ball is mounted on the loader such as the bucket on a front end loader. The posthole digger's hydraulic motor is powered off of the existing hydraulic system of the equipment being used. This configuration not only provides an inexpensive method of digging post holes, but further requires a minimal amount of mounting hardware and can be easily removed and stored when not in use.

Abstract: An auger-holder designed for transporting, stabilizing, and operating an auger from a vehicle, preferably an all-terrain vehicle (ATV). The auger-holder includes a primary frame, a secondary frame, an attachment device for attaching the primary frame to a vehicle, and a locking mechanism for securing the secondary frame to the primary frame when the auger is not in use. The primary frame includes a structure of vertical and horizontal support members. The secondary frame is adjustably connected to the primary frame for stability and operability of the auger. The auger-holder optionally includes a hinge apparatus for aligning the auger at a range of angles relative to the plane of underlying terrain.

Abstract: A doweling hole drilling machine includes a vehicle such as a tractor having a frame pivotally mounted to the side of the tractor. The frame is moveable around an axis parallel to the longitudinal axis of the vehicle from a first horizontal orientation to a second vertical orientation, and the raising or lowering of the frame is powered by hydraulic cylinders. Positioned on the frame are a plurality of parallel mounted spaced drilling machines, each of which is positioned for drilling a hole perpendicular to the longitudinal axis of the vehicle. Each of the drilling machines is mounted on a drive assembly for moving the machine axially to thereby force a drill bit in the machine to drill a hole. The frame is also laterally adjustable in a horizontal direction perpendicular to the longitudinal axis of the tractor and the lateral adjustment is also hydraulically powered.

Abstract: A boring tool with two driving heads which are used to sink a casing string and a borer string includes a controllable coupling mechanism fitted between the two driving heads. A mechanism is also provided for the lower driving head, such that the driving head is subjected to an additional downwards acting force. When both driving heads are coupled, the upper driving head is also subjected to an additional, downwards acting vertical force. In order to free the top end of the casing string, the coupling mechanism can be released so that the upper driving head can be fully raised, whilst the lower driving head remains in position adjacent to the ground.

Abstract: A mobile drilling rig has a rectangular tubular derrick or mast normally transported on the truck in a generally horizontal attitude. The mast is pivoted to vertical at the drilling site. A drill rotating power head is connected to a pull-down system located inside the mast tube and which includes a rectangular guide tube slidably mounted inside the mast tube, and two double-acting hydraulic cylinder assemblies situated in a telescoping arrangement with one cylinder assembly inside the other. A cylinder inside the inner hydraulic cylinder assembly has a closed upper end secured to the upper end of the guide tube and serves as a piston rod connected to the power head. The overall stroke of the pull-down system is greater than the typical conventional length of pipe in a drill string to facilitate adding and removing lengths of pipe. The power head is floating mounted to the guide tube.

Abstract: A telescoping hoist assembly and holding fork mechanism for an augering apparatus comprising a telescoping hoist arm with independently operating lift capability to lift auger flights to add them to or remove them from a string driving a cutting head for augering operations and a fork ram mechanism moveable horizontally and vertically within the augering apparatus to assist in the positioning of auger flights in their addition to or removal from the string.

Abstract: A supporting frame mounting a work implement, such as a post hole digger, is disclosed wherein the supporting frame is connected to a standard snow plow mount at the front of a truck. The supporting frame includes a fixed base member affixed to the snow plow mount and supporting a rotatable base portion by a slew bearing. The supporting frame further includes a double arm boom member pivotally connected to the rotatable base member and a single arm boom member pivotally connected to the double arm boom member to provide a compact nesting configuration for transport. The work implement is affixed to the single arm boom member by a pivot and a swivel to permit a self-seeking vertical orientation by gravity. A hydraulic system powers the pivotal movement of the boom members and the rotatable base member, as well as the operation of the work implement.

Abstract: A drill rig includes a carrier such as a flatbed truck and a drilling unit carried by the carrier. The drilling unit includes a support frame, a mast and feed frame pivotally mounted on the support frame and movable between a lowered position for road travel and an operative position, and a safety interlock for disabling the engine of the carrier after the mast and/or feed frame have been moved to the operative position until the mast and/or feed frame returned to the fully lowered position.

Abstract: A device for and a method of automatically drilling a selected number of longitudinally spaced holes to a depth of up to twelve feet during an uninterrupted operation in a mineral surface usually granite. The device includes a support frame carrying a drill assembly for vertical and longitudinal movement. The drill assembly comprises a carriage, a mast and a housing which mounts at least one drill carrying a drill steel or rod. A programmable computer controls a plurality of drives to move the drill assembly from a raised position into a drilling position adjacent a desired surface. The programmable computer then activates the drill to drill a hole of a prescribed depth after which it deactivates the drill. The drives are now activated to retract the drill assembly and to return it to it's raised position. The programmable computer then controls the drive to index the drill assembly along the support frame into a successive drilling position.

Abstract: A supporting frame mounting a work implement, such as a post hole digger, is disclosed wherein the supporting frame is connected to a standard snow plow mount at the front of a truck. The supporting frame includes a fixed base member affixed to the snow plow mount and supporting a rotatable base portion by a slew bearing. The supporting frame further includes a double arm boom member pivotally connected to the rotatable base member and a single arm boom member pivotally connected to the double arm boom member to provide a compact nesting configuration for transport. The work implement is affixed to the single arm boom member by a pivot and a swivel to permit a self-seeking vertical orientation by gravity. A hydraulic system powers the pivotal movement of the boom members and the rotatable base member, as well as the operation of the work implement.

Abstract: Device for driving piles, preferably poles, into a foundation. The device for ramming pole foundations limits idle times between ramming operations and takes the form of a self-propelled rail-road or dual purpose vehicle that can be driven on rails laid on a ballast or over a road surface and the vehicle can swivel over 360.degree. with a top in relation to the undercarriage, with an operation cabin, a counter weight and a hoisting arm being arranged on the noted top, with a turning and tilting unit being provided at a free end of the hoisting arm, with a leader having a rammer mounted in a guiding unit, wherein, in the working position, the leader stands vertically and the top is turned 90.degree. with respect to the direction of the rails and, when the ramming operation is finished, the leader is centrally clamped by the guiding unit and is turned 90.degree.

Abstract: A metal fence post driving apparatus is formed by a platform rearwardly supported by the three point hitch of a conventional tractor and having a fluid pressure generating unit on the platform driven by the tractor power takeoff. A mast having a top end portion rotatable about its vertical axis pivotally supports a boom intermediate its ends for horizontal and vertical pivoting movement of its respective end portions by a first fluid pressure operated cylinder. A second fluid pressure cylinder pays out and retracts one end portion of the wire line of a block and tackle unit for elevating and lowering a fluid pressure operated reciprocating unit axially disposed on a post top to be driven into the ground.

Abstract: A tractor mounted stake driver provides a mechanical/hydraulic system to drive a plurality of stakes into the ground simultaneously, with provision for stake separation adjustment. The apparatus includes a tractor and a front stake driving assembly including a right and left front stake driving ram joined by a separation adjustment device. The apparatus may further include a rear stake driving assembly to enable four stakes to be driven simultaneously. Either the front or rear assembly may additionally include a fore/aft adjustment mechanism to enable selective spacing between the front-driven stakes and rear-driven stakes.

Abstract: A concrete breaker includes a wheeled frame having front and rear wheels, a blade frame pivotally mounted to the wheeled frame between the front and rear wheels, and a heavy concrete breaking blade slideably mounted to the blade frame for busting concrete. The blade frame is pivotally moveable by a hydraulic cylinder assembly over-center to a stable transport position, and further is moveable over-center to an upright position on the wheeled frame for use. Wheels on the blade frame rest on the concrete being broken and support the operating weight of the blade frame and the blade when the blade is in use. The blade frame is moveable relative to the wheeled frame to reduce transmission of vibration from the blade and blade frame to the wheeled frame.

Abstract: The multi-drill mounter allows any combination of two jack hammers, drills or augers to be simultaneously mounted on a tractor and the like. A flat back panel supports an upper and lower horizontal track. Upper and lower sliding brackets support a pair of vertical derricks. Each derrick can hold a drilling tool such as a jack hammer. In operation the active drilling tool is hydraulically pushed to the center of the derrick while the inactive drilling tool is moved to the side. The multi-drill mounter can also be tilted to allow the use of an auger for drilling wide holes.

Abstract: A hole digger assembly which includes a truck, a turntable on the truck, a boom mounted to the truck via links, cylinders between the links and the turntable and between the boom and the turntable for moving the boom, a drill mechanism which is mounted to the boom, and a cylinder for moving the drill mechanism between an operative position and a storage position at which the drill mechanism is parallel to the boom and partly located between two opposed side walls of the boom.

Abstract: A mobile drilling machine adapted to be mounted on an all-terrain vehicle of the type principally utilized for recreational purposes. Secured to a reinforced rear luggage rack of the vehicle is an equipment supporting plate carrying a drill beam mounted thereto by way of a support bearing. The drill beam is rotatable from a horizontal traveling position to vertical drilling position. The drill beam has, at its lower end, a base plate which is attached to a hydraulic cylinder. At a drill site, the hydraulic cylinder is actuated to lower the base plate to the ground surface. Continued movement of the cylinder lifts the rear end of the vehicle which places a portion of the weight of the vehicle on the drill beam to maintain the position of the drill beam.

Abstract: A vertical drilling boom for a rock drilling equipment includes a vertical boom (2) mounted at its lower end turnably about a horizontal shaft (6) with respect to a carrier (1) of the rock drilling equipment. The vertical boom (2) comprises two boom portions (2a, 2b) mounted longitudinally slideably with respect to each other and an actuating device (2c) for displacing the boom portions (2a, 2b) with respect to each other to adjust the length of the boom (2). An actuating device (7a, 7b) for turning the boom (2) about the shaft (6) and a boom head (3) for turning a feeding beam (12) of a rock drilling machine mounted to the boom (2) about a shaft (5) transverse, preferably perpendicular, to the longitudinal axis of the boom (2) are provided. Motors (5a, 5b) are provided for turning the boom head (3).

Abstract: A drilling machine includes a boom assembly which has two straight parallel longitudinal beams of extruded steel, each of a section defining straight parallel inwardly and outwardly facing ways, a drilling head in a carriage and rollers guiding said carriage for linear movement of said drilling head parallel to said inwardly facing ways, two straight parallel longitudinal boom extension members and rollers guiding said boom extension members in said outwardly facing ways, and cross members linking said boom extension members to form a frame, plate braces linking said beams in longitudinally spaced planes perpendicular to the axes of the beams, said plate braces being apertured to provide clearance for assembly and normal movement of said carriage, said drilling head, and drill tubes passing through said drilling head, and further longitudinal members linking said plate braces to form a cradle of the boom assembly, said cradle having brackets for pivotally supporting the boom assembly on a base.

Abstract: The drilling system of this invention provides a drill mast mounted on a turntable. The turntable may be mounted on any type of undercarriage or carrier. The drill mast can be positioned around the perimeter of the turntable, it can be positioned near to, or away from, the turntable. The drill mast is carried on a trunnion mounting and can be oriented along Y and Z axis' with respect to the turntable X axis for drilling angle holes. A pipe joint breaker assembly is provided adjacent the lower end of the drilling mast. This assembly can accommodate different size pipe diameters. The drilling systems of this invention is specially adapted to reverse-circulation sample drilling employing a down-the-hole hammer drill. The drilling head configuration provides for simultaneous feeding into a multi-walled drill string of drilling mud, compressed air into the drill string to operate the hammer drill and to feed the hammer drill bit head, and withdrawing of sample-containing return air.

Abstract: A portable soil sampling device is provided that is easily positoned in confined and hard-to-reach locations. The device includes a mast assembly comprising a pair of upright masts mounted on a frame having a pair of wheels. By tilting the frame and mast assembly back using a provided handle, the device may be transported to a sampling location. Where low overhead locations are encountered, such as within buildings, the mast assembly may be lowered with the use of a hinged connection intermediate its ends. The device is powered by hydraulic power from a remote source through flexible hydraulic hose, so as to help reduce the size and weight of the device. A hydraulic motor on the device is used to position a hydraulic hammer over a tube for driving. A hydraulic cylinder on the device is used to pull the sample tube from the ground after it has been driven to the desired depth. The invention also involves the method steps in accomplishing the above operation.

Abstract: An apparatus includes a vehicular mainframe having a vehicular longitudinal axis and a substructure mounted on the mainframe. The substructure has a substructure longitudinal axis and is tiltable relative to the vehicular mainframe about the substructure longitudinal axis. The apparatus includes a tower and a tower support rigidly secured to the substructure. The substructure longitudinal axis is approximately the same vertical height as an upper surface of the vehicular mainframe.