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7384220 |
Laser-guided coordination hole drilling
A laser-guided coordination hole tool for precisely drilling holes in large parts includes a positioning table, a bushing cavity for receiving drill bushings, a clamping device, and a laser target....
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7273332 |
Method and apparatus for through-hole placement in a building structure
A method and apparatus for creating a through-hole in a building structure includes selecting a first location on a first side of the building structure that will define a first opening of the...
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7258512 |
Drill clamp and method
A drill clamp comprising a clamp mechanism and a hole-locating pin. The clamp mechanism has a first clamp portion and a second clamp portion. The second clamp portion includes a drill-receiving...
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7226253 |
Clamping mechanism
The drilling of a hole through at least two structural components in alignment with a predrilled hole or marked location in one of the structural components is facilitated by a clamping mechanism...
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7220085 |
Universal jig/work holding fixture and method of use
A universal jig/work holding fixture for precision manual reaming of valve bores within a transmission valve body, or other work piece is disclosed. The universal jig/work holding fixture includes...
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7062858 |
Hand tool and knife for deburring
A hand tool for deburring is provided, as well as a cutting blade to be inserted into the tool, the tool comprising a housing, and a rotatable holding device, the holding device being positioned in...
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6238149 |
Apparatus for drill press
A method for connecting an attachment to a drill press includes: providing an alignment member including a first portion and a second portion, and having a central axis; securing the first portion...
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6186707 |
Apparatus for locating holes to be drilled in post cure composite structures and associated method
An apparatus is provided for locating holes to be drilled in a post-cure composite structure, generally comprising a drill boss defining a bore, a bonding fixture defining at least one hole,...
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6109839 |
Combination precision drill guide and replacement part
A kit for repairing a worn out of round aperture. The kit includes a template which is later utilized as a part of the repair. In a first embodiment, the template is precisely located by means of...
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6099213 |
Automatic boring device
An automatic boring device is provided that comprises a tool housing having attached to it two opposing handles with switches mounted thereon for selective engagement of pneumatic controls that...
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5807034 |
Vacuum drill plate
A suction grip for holding a pneumatic power tool to the surface of sheet material for drilling and counterboring holes contains a plate and a releasibly fastened cylindrical member. The plate...
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5732607 |
Portable machine tool
A machine tool comprises a chuck mountable in a bore of a workpiece, a drive assembly attached to the chuck, and a tool head releasably attached to the drive assembly. The tool head has a tool head...
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5628591 |
Axle pivot boring tool
An axle pivot boring tool is disclosed. Such tool comprises a plate having an enlarged circular aperture in a central extent thereof. A plurality of small apertures are symmetrically located...
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5281057 |
Valve guide boring fixture
A fixture is provided for reworking valve guide bores in a cylinder head of an internal combustion engine, the engine including a valve seat corresponding to each valve guide bore. The fixture...
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5030046 |
Valve seal ring seating machine
The disclosure involves a portable milling machine for remachining radially directed access bores of interest in large check valves which is readily attached to and removed from the valve and is...
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5017056 |
Positioner for accurately drilling a hole in a tool ball pad
A tool ball pad hole positioner is provided which includes first plate which is securely positionable with respect to a jig and has a large aperture therein; a second plate which is movable with...
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4997321 |
Apparatus for aligning and reboring a damaged throughbore of a housing
Apparatus for reboring a damaged portion in the first of first and second bores (14,15) in a counterbored workpiece (12) contemplates a first pilot (35) for extending through the second bore and...
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4991306 |
Tactile center locator
The center locator utilizes a probe mounted for limited universal movement by a ball and socket arrangement. The center locator is affixed to the machine tool spindle so that the center of the ball...
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4936720 |
Compact device for cutting holes in pipe
A device for cutting holes in pipe includes a base configured for attachment normal to a section of pipe and having a track extending the length of the base, a travel plate slidably engaged in the...
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4836720 |
Drill guide
A hand drill guide comprising an annular base and a plurality of telescopic leg assemblies distributed along the base. Each assembly has a hollow cylinder, fixed perpendicularly at one end to the...
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4813820 |
Method and apparatus for in situ assemblage of a strain sensor in erected structural elements
A method and apparatus for in situ drilling of a precise hole in an erected structural element and inserting in such hole in pressed-fit relationship a cylindrical strain gauge. A guide block is...
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4730958 |
Overhead cambearing line boring tool
A portable cambearing line boring tool for an internal combustion engine with an aluminum head or a cast iron block with aluminum caps and an overhead camshaft with non-replaceable bearings that...
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4652188 |
Centering tool
A centering tool for use in a chuck or collet of a drill press or milling machine enables positioning of a round or cylindrical workpiece such that its axis is precisely positioned to intersect the...
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4601618 |
Pilot hole locator and drill guide and method
Methods and apparatus for locating and drilling pilot holes. Known systems are time-consuming and difficult to carry out and do not reliably result in straight and accurate pilot holes. The...
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4593450 |
Precision lock tooling
A tooling plate for a circuit board drill wherein the locating apertures for the circuit board is located in the plate by the drill. A bushing cavity is provided in the tooling plate at the...
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4579486 |
Hole saw guide
A hole saw guide positions a hole saw while forming a new hole either partially overlapping or surrounding an existing hole in a work piece. The hole saw guide includes a disc-shaped body having a...
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4573834 |
Piercer
A piercer used for the manufacture of clothing and the like comprises a frame with upper and lower parallel disposed arms. A channel plate extends uprightly from the free end of the upper arm and...
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4566202 |
Laser apparatus for effectively projecting the axis of rotation of a rotating tool holder
A laser apparatus for projecting the axis of rotation of a rotating member is provided. The apparatus includes a lasing element mounted in a housing for projecting a high resolution laser beam. The...
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4417376 |
Adjustable cylinder head holder
Apparatus for reworking the valve guides of a cylinder head is disclosed. The apparatus includes an adjustable cylinder head holder including a base, a pedestal and a head support subassembly...
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4365418 |
Drill stand with marking element
On a drill stand, a drilling member is movable between an inactive position spaced from the material to be drilled and an active position in contact with the material to be drilled. A marking...
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4270259 |
Method and apparatus for rebuilding advance weights
Method and apparatus for rebuilding advance weights of a distributor assembly. The apparatus includes a drilling fixture having a hole and a weight-engaging balance pin positioned to one side of...
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4127942 |
Method and apparatus for reconditioning cylinder heads
An apparatus and method for reconditioning cylinder heads and more particularly for permitting proper, quick, and easy alignment of the cylinder head relative to a machine for drilling and reaming...
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3901619 |
Method and apparatus for aligning and machining surfaces in cylinder heads
Centering a cylindrical shaped tool holder in the cylinder opening of a cylinder head of a Volkswagen engine or the like, by positioning a fitted ring into the cylinder, positioning the cylindrical...
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3847499 |
TOOL AND METHOD FOR REAMING AND TAPPING A SPARK PLUG OPENING IN A ROTARY ENGINE HOUSING
A tool and method for in-place reaming and tapping of a damaged spark plug opening in rotary engine housing for receipt of a threaded insert wherein an alignment block is secured by a bolt to an...
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3836277 |
CENTERING TOOL
A work object centering tool having a socket mount with a conical exterior surface defining a longitudinal axis, an elongated rod secured on the mount in alignment with the axis, a slide member...
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3800391 |
APPARATUS FOR REPAIRING VALVE GUIDE OPENINGS IN CYLINDER HEADS
A base anchorable to the bottom of a cylinder head supports a carrier for linear and rotatable movement for alignment with an underlying valve seat and valve guide opening. A guide sleeve is...
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3799687 |
TOOLING FOR VALVE GUIDE RECONDITIONING
Tooling for reconditioning a valve guide in a cylinder head for an internal combustion engine having a valve seat and a coaxial valve guide in the cylinder head on an axis either inclined or at a...
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3782847 |
METHOD AND APPARATUS FOR RECONDITIONING CYLINDER HEADS
Apparatus for supporting a cylinder head, for reconditioning of the valve guides and seats, in a simple machine of the drill press type, without requiring complex means for positioning the...
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3764204 |
VALVE GUIDE BORING FIXTURE
A portable, U-shaped valve guide boring fixture to be mounted on and supported by a cylinder head for an internal combustion engine in order to guide the reworking of the valve guides in said...
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3435532 |
OPTICAL NORMALIZER
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3260136 |
Boring machine
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3157068 |
Apparatus for reconditioning valve guides
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3148562 |
Alignment tool for drill or tapping bits
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3095767 |
Apparatus and method for drilling holes
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2996936 |
Drill jig
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2963927 |
Self aligning drill motor clamp
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2844977 |
Magnetic alignment tools
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2844053 |
Engine parts boring machine
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2809539 |
Method and machine for accurately determining internal diameters
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2788683 |
Line reaming and boring machine
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