A multiple jaw holding chuck (10) is provided which is quickly and easily adjusted to grip workpieces (W) on either the interior or exterior surfaces thereof. The holding chuck comprises a housing (12) having a plurality of bores (34) formed therein in which shafts (38) are rotationally received. The shafts carry jaws (50) on the free ends thereof and are quickly and easily removed and/or repositioned in the bores.

A device to enhance the utility of a folding chair in outdoor recreational activities, such as fishing and the like, comprising a bracket member attachable to a portion of said chair and extendible therefrom to provide secure detachable support for a fishing pole holder, a drink holder and an ashtray or any combination thereof.

A holding device for holding a cooling fan comprising: a duct having a hollow in which a cooling fan is to be fitted; a stopper portion which keeps one operative end of the cooling fan from further moving to hold the cooling fan at a fitting position; and a plurality of elastic wall segments formed in a cooling fan insertion end of a wall of the duct; wherein each of some of the plurality of elastic wall segments is formed with a locking claw for keeping the other operative end of the cooling fa...

A holding device includes a base including a first protrusion and a second protrusion with a receiving space defined between the two protrusions. The first protrusion has a hole defined in an inside thereof and a clamping member is eccentrically received in the first protrusion so that a friction portion of the clamping member is movably extended through the hole and protrudes into the receiving space. A shank of a tool is received in the receiving space and clamped by the clamping member and a ...

A holding device which is particularly suitable for holding potted plants, flower boxes and the like on saucers and the like on a wall is constructed which comprises an L-shaped unit comprising a vertical mounting member which is secured to the wall having ribs along the surface and the side portions of which terminate in lips which form a slot, means for securing said vertical mounting member to a wall, a horizontal support member integral with said vertical mounting member at a substantially r...

An accumulating mechanism is provided for use in conjunction with a shear mechanism used in forestry applications. A tree harvesting apparatus employs a shear mechanism to cut the trees, a grapple mechanism to hold the trees while they are being cut, and an accumulator mechanism to accumulate several trees before depositing a load thereof. The accumulator mechanism of the present invention comprises an elongated base portion having a forward edge thereof aligned with a rear edge of the shear bla...

The holding device of the present invention, facilitates the tightening of a screw joint projecting from both sides of a pair of plates. The device includes an arm which at one end thereof, features an organ for a torque transmitting engagement with a part belonging to the screw joint, and at the other end features a lateral stop which includes a cam body or eccentric assembly designed to abut against an edge of at least one plate or flange. Once the tightening operation is completed, the device...

An external fixation assembly, and a method of treating fractures utilizing an external fixation assembly, are provided for facilitating the healing of fractured bones in a living body. Pins passing through bone portions are held stationary relative to each other by a frame which includes universal joints, articulation couplings, and adjustable length rods. Springs are provided in the assembly for applying compression to the universal joints allowing for the application of compression and the si...

A holddown apparatus having a sleeve with a plurality of fingers, the reactive length of which is varied in order to provide any predetermined engaging and release force to detents which engage a groove in a shaft that is attached to a missile to form a passive holddown apparatus which is reusable.

A holding mechanism for holding a workpiece in position during an operation being performed by an operating device (7) passing along the workpiece includes a toggle linkage (1, 2, 3), a projecting member (9) attached to the device, and a cam track (2) connected to one part of the toggle linkage, the arrangement being such that, towards the end of the pass of the device, after it has completed its operation on the workpiece, the projecting member (9) engages the cam track (2), further movement of...