Abstract: A portable anchoring system forms a height-adjustable rectangular frame extending outwardly all around an automobile body to which holding devices adjustably mounted on it clamp, providing a self-anchoring base to which conventional "pull dozers" can be chained and apply pulling and pushing forces without need for floor anchorage; to assemble the frame, a pair of side assemblies movably supported in use-attitude on transfer-ball-equipped jack-bases provide adjustable clamps which extend inwardly for affixation to a vehicle body to be repaired, and after clamping are joined by two end rails; an adjustable cross-bar is provided for applying pushing and pulling forces beneath a vehicle body.

Abstract: A novel arrow system provides the advantages to hunters of practicing with hunting heads instead of the usual practice tips, without the drawbacks of hunting heads which include chewing up practice targets and breakage of blades, and without the drawbacks of practice tips which include different sight picture, different flight pattern, and different adjustment of the bow system; the novel system provides a screw-on body to fit most arrow shafts and which may resemble practice tips except for a detent portion, and fitting over the body in snap-on engagement with the detent, a bladed-sleeve; when an arrow with this system strikes a target such as hay-bale the body penetrates as usual but the bladed-sleeve remains at the surface of the target and does not slice into it; this feature is also a safety advantage.

Abstract: Improvement in an inside-installation system for barring intruders from access through an opening such as a patio door opening, said system of the type having a series of swinging, slidable rods suspended from an over-head track and held in spaced array by a bar held in brackets at the ends with pin securance at one end and padlock securance at the other; the improvement comprising: two or more bars engaged by a headed pin with a hole for padlocking near the head so that a bar can be captured between head and hole and locked, providing a fast, secure lock for the whole system, with quick release, and providing manufacturing simplicity and improved security.

Abstract: An athletic reflex machine has a human simulative body pivotally mounted on a pedestal, human-opponent sensing means peering out of a window at the eye position and a respective gimbal-mounted pneumatically powered striker simulating each of the arms and legs; when a user (human target) is sensed within range one or more of the strikers may lash out in the direction in which the target is sensed, regardless of whether the body exactly faces the target; a random interruption is provided to make the response less predictable.

Abstract: An efficiency and safety and economy-improved water heating system with a water-containing casing around a coaxially central upright flue having a combustion chamber at the bottom which is open for the purpose and a closed upper end, and, connecting with the upper end of the upright flue, a plurality of downdraft flue elements passing helically downward through the water-containing casing to a power-exhaust element which positively draws combustion by-products up through the flue and down through the flue elements for heating water flowed through the casing; improved, readily removable perforate basket burner structure produces diverse, well ventilated combustion paths in the combustion chamber further enhancing efficiency and safety and ability to use the unit with gas or oil.

Abstract: A dehooker for fishing lures includes a bifurcate offset terminal portion for prying loose hooks, supported by a telescoping assembly with a handle; snap eyes on the respective telescoping sections permit detachable attachment to a fishing line in either extended or collapsed configuration, depressable-release locking springs secure the dehooker in extended mode; the bifurcate tip portion is adjustable in rotation about the axis by means of screw attachment and jam nut; quick substitution of another type dehooker terminus as needed is simply done using this screw and nut provision.

Abstract: An escapable guard system includes means for securance of a grill having at each side thereof to be attached to a window frame or the like a channel with legs outturned; for co-acting with channels of this type a self-protective fastening system is provided which on unlocking provides instant full access to the window opening; the fastening system includes for one side of such a grill an angled guard latch which fits within a channel where it is secured by carriage bolts passing through respective square holes in the channel and into square holes in base members of this invention which the square under-portion of each rounded head of the carriage bolt type machine screw fits, leaving exposed only the featureless semi-spherical portion of the bolt head; this guard latch co-acts with a frame latch which covers the nuts on the carriage bolts when attached to a window frame and which can be locked to the guard latch by a padlock; for the other side of such a grill similarly secured hinge hooks are provided which

Abstract: A geodesic dome connector system of the type having a tubular polygonal hub supporting a radial array of arms provides for precision assembly of a variety of types of connectors by pre-assembly of respective arms to two peripherally extending faceted sections which form on resilient assembly about a template the tubular polygonal hub, the template being affixed as a gusset bracing the connector; structure defining apertures between tubular polygonal hub and template or gusset which permit looser tolerances on bending of the tubular polygonal hub parts and provide easier assembly with less distortion.

Abstract: A system for containing and dispensing flowable substances includes a plurality of discrete containers associated by a common web; each container has a respective openable closure sealing the contents in; special provisions of the invention provide for opening by ripping tab in a manner promoting spreading of the contents, or by a plug, affording choice different size openings either predeterminable or enlargeable as required, depending on embodiment; the containers can be left in association after use or can be separated prior to or during use, as desired; compact carrying provision is disclosed along with an instant visual inventory aspect.

Abstract: A uniform trouser garment for use in martial arts such as Karate has a generally triangular symmetrical front flap with an interior pocket for holding in position a groin protective cup; an apex of the front flap is hinged by a non-metallic attachment at a mid-crotch location, adjacent which a strap additionally secures the groin protector, and covers a similarly-shaped but smaller opening located in the front of the garment below a waistband portion; for quick-detach but multiply secure fastening in the up or wear position the front flap has along the inner periphery upward margins strips of "Velcro" material for interlocking in overlapping relation with matching-location strips of material along the margins of the opening, and has across the top or base of the triangular shape on the inner side of the front flap a transverse strip of "Velcro" material which mates with a similar type strip along the inner face of waistband portion when the front flap, which extends above the waistband portion, is folded rear

Abstract: A rotary engine has co-acting housing affixed gate and rotor-affixed runner mechanism which automatically retract so that the runners can pass through respective portions of the gate which then automatically extend and seal so that they form between runner and gate an expansible chamber for admission of gas under pressure to cause the runner or runners to rotate the rotor; actuation to retract the gate mechanism and the runner mechanism is by contact between pivotal elements respectively engaging them as they approach each other, and expansion of each for sealing the gate mechanism centrally and for producing runner-sealing against the walls of the housing is by means of spring-bias; both symmetrical and asymmetrical embodiments are disclosed.

Abstract: A rotary power plant that uses high-pressure, low volume hydraulic fluid has a housing journalling a rotor formed by a main shaft portion in the circumference of which one or more grooves are formed partially therearound; if more than one they are phased for partial overlap. Forming an expansion chamber with each groove, in addition to the sides of the groove and a radial end of the groove and the housing is a valve plunger spring biased against the groove, in which an end of the valve plunger rises as an automatically retractable barrier. An alternative embodiment provision of different-diameter shaft portions is disclosed.

Abstract: A plural-single-sweptback geodesic dome connector system for joining struts to arms of the connector provides a uniform circular hub periphery permitting assembly-connection of the arms at any selected peripheral angles to the hub; hub diameter may advantageously be 1.75 times strut width to provide laterally abutting bracing of struts for six-arm uniform-arm spacing connectors.

Abstract: A system for holding down horticultural plastic sheet provides a fastener and tool for driving and removing the fastener; the fastener may be an inverted "L" shape or in "T" shape or in inverted "W" shape according to embodiment with the lower portion wedge shaped and the upper portion held in a form-fitting socket in the head from which it can be removed by sliding in either of two directions or by springing apart of jaws of the tool to release the fastener; special cleat structure helps secure plastic sheet to the earth; in the "T" shaped embodiment and the "W" shaped embodiment, the fastener can hold two or more plastic sheets adjacently laid.

Abstract: A reciprocating thermal actuator with hydraulic multiplier has a thermally expansible fluid (expansible by heating or in an alternative embodiment by cooling) and heat exchange means including powered means for causing the thermally expansible fluid to cycle from expanded to nonexpanded state, in the process linearly driving a small area portion of a first piston which, in turn, through a large area portion of the first piston and hydraulic fluid provision drives a second, smaller-area piston to produce a linear output motion; return may be under spring bias; a free-floating bore-fitting second piston structure and a piston sleeve head at the motion output which has a sleeve returning and guiding on a portion of the housing for stability are also disclosed.

Abstract: A system for controlling muzzle torsional movement about the axis of a rifled gun tube during firing by applying to the muzzle a counter-torque symmetrical about the gun tube axis and derived from recoil energy through cam-relation of the gun cradle with a torque tube connecting the gun cradle and muzzle; preferably the cam relation includes a plurality of aperture symmetrically located about the gun tube axis in the breech and of the torque tube, engaging a respective plurality of cam followers on the gun cradle.

Abstract: A stabilizing improvement for a manually operated system employing a heated "V"-section soleplate attachment for applying a heat-sealing tape along the interior joint between wall panels set at right angles to each other, provides first and second contacts located respectively in the planes of but spaced from the "V"-section soleplate attachment, for guiding on the wall panels to give greater stabilizing leverage for more uniform application of tape; resilient mounting of a member carrying the contacts and screw adjustment of the member are disclosed.

Abstract: A hair treating system which produces radially oriented curls has a resiliently collapsible tubular body with a larger diameter top at the outer end and a similar but preferably open-ended bottom; features of the top and bottom provide for holding the unit in axially collapsed mode after the user has engaged it to the scalp using a comb-like appendage at the bottom and has wound a tress of hair around the body and pressed the top of the unit toward the user's head; special hair guiding and holding structures are described in various embodiments, including a provision permitting giving different treatment to free ends of the tresses.