Abstract: A unique fire protection system for the exterior, although adaptable to the interior, of mobile trailers, such as campers, mobile homes, cargo trailers, and the like, consisting of a loop of tubing mounted around the perimeter of a mobile trailer roof top with a series of spray nozzles affixed therealong to spray a fire extinguishing solution, such as water, carbon dioxide, a mixture of both, or the like, over the top of the trailer roof and downwardly on all four sides of a trailer. Two feed lines are provided into the fire sprinkling system, the input end of one feed line being provided with a water hose connector and shut-off valve and the input end of the other feed line being directly attached to a pressurized carbon dioxide tank also provided with a shutoff valve, and with each feed line being provided with a check valve to permit flow of water or carbon dioxide into the fire extinguishing system and so as to prevent backflow of the water or carbon dioxide.

Abstract: An elongated cylindrical handle constructed of transparent material, such as clear plastic, containing a flashlight-type mechanism for illuminating the handle which is attachable to a fishing pole so as to provide an illumination device integral with a fishing pole for use in changing tackle, baiting a fishing hook, enticing fish, or accessory lighting by a fisherman during dark periods of the day. The handle is detachable from the fishing pole to provide commpactness for storage or handling and so that the handle can be illuminated with the fishing pole attached or, on the other hand, the handle can be used as an ordinary flashlight with the fishing pole removed.

Abstract: An adjustable routing template intended for use with a routing tool, such as a powered router having a router bit and a guide or reference spindle or bushing, in a manner allowing a craftsman to rout a variety of ornamental designs consisting of grooves and recesses on work pieces such as custom cabinets, doors and the like, the template consisting of a set of bar members or leg members which are identical to each other except some may be longer than others, with the bar members being slidingly interconnected by a plurality of identically configured adjustable connecting links and selectable wedge shaped angle block members to define an open frame type configuration having a flat continuous co-planar bottom surface to lie parallel to and flatly on a work piece to be routed in a manner to provide rigid guide edges in adjustable spaced relationship to the work piece for guiding the routing tool thereover.

Abstract: A windshield wiper is provided with at least one wiper blade having angularly disposed channels therein and with a hollow tube having openings communicating with these channels, the tube extending longitudinally along the wiper. Hollow feed tubing connected with the tube receives washer solvent under pressure. The solvent flows out of the channels in the blade onto the windshield to enable the wiper to perform washing and wiping actions simultaneously.

Abstract: A board game apparatus wherein each player is a detective who, through a multitude of clues, attempts to find the murderer through a process of elimination of potential suspects; the game including a playing board having playing paths representing streets surrounding the periphery thereof, a multitude of squares disposed along such playing paths representative of suspects' homes with each home having three distinctive leads marked on the playing space therewith; three decks of cards representing Weapon, Clue and Motive which are placed face down in appropriate locations on three of the corners of the game board; a dead body marker to be placed on the home space having the victim's name thereon with the detective players having to determine who killed the victim; a die for determining the number of spaces to be moved by each player on each turn; tokens or markers for marking a player's position on the game board; and a plurality of detective Notebook Sheets for use in recording the names of the persons visited

Abstract: An adult or child life-size two dimensional human figure designed to simulate a man withdrawing a pistol or other firearms from a holster or the like. The figure is maintained in an upright position with its legs affixed within a rigid pace and includes a weighted set of arms with the pistol drawing arm held in a down position by means of a wire rod which is tripped by pulling on a string attached thereto to spring the arm into a simulated pistol draw to provide a contest to an individual attempting to outdraw the target device.

Abstract: Conventional propeller blades, for use on water or aircraft, provided with a series of foldable fins on the rear surface of each propeller blade, a number of rows of fins being affixed along the length of each propeller blade and with each row of fins being tapered in height so as to be taller in height at the leading edge of each propeller blade and tapering to a small height at the trailing edge of each propeller blade, with the foldable fins projecting into a fully extended position when the propeller blades turn in a counter clockwise direction as when a vehicle is propelled forwardly and folding into a retracted position when the propeller blades turn in a clockwise direction as when a vessel is urged in a rearwardly direction. When a vessel is moved forwardly with the foldable fins in an extended position, the fins prevent the propellant medium, namely water or air from slipping along the length of the propeller blades and going off the ends.

Abstract: A rigid cylindrical collar with an inside diameter slightly larger than the outside diameter of a propeller which is mounted over a propeller and is used singly or in combination with a flexible extension thereto for maximizing the efficiency of propeller blades. The invention is adaptable to watercraft or to aircraft so as to prevent water or air from slipping off the ends of propeller blades so as to redirect energy lost as a result of slipping off the ends of propeller blades in the direction useful for advancing a water or air vehicle. The flexible extension is usable primarily on large watercraft, such as tug boats, ocean vessels and barges, and the like, and could be used with or without a rudder in order to steer a boat in the direction desired.

Abstract: A swing for use by individuals for exercise or amusement in which theuser can operate the swing independently or in which the user can be assisted by another individual to gain momentum to maneuver the swing through a complete 360.degree. circular arc. The 360.degree. swing is entirely mechanical, requiring no electrical parts, consisting of a series of vertical supports which can either be secured on their bottom ends into the ground or with round plates for support on top of the ground, a top cross bar which is securely affixed to the top of the vertical supports conjoined thereto by means of self aligning block bearings on each end, side arms securely affixed to each end of the cross bar to provide a crank mechanism for assistance in gaining momentum by other individuals, and a seat equipped with safety straps and supported by swinging bars securely attached to said cross bar, with the cross bar and swing mechanism being fully rotatable through a 360.degree. arc.

Abstract: An action batter up game apparatus consisting of a baseball affixed at one end of a lengthy nylon cord having a flexible handle affixed to the opposite end, and with there being an elongated hollow open ended cylindrical slide control disposed intermediate the handle and baseball and having the cord passing therethrough.

Abstract: A device designed to be used in elementary school classrooms in conjunction with an overhead projector to teach and enforce the concept of multiplication to students, the device having a square board with a vertical row of encircled numbers along one edge and a horizontal row of encircled numbers along the top edge with a series of colored circles covering the board with one circle provided at each point on the board where a vertical number and a horizontal number intersect, the device being further provided with an insert slidable in and out of the bottom of the board to protect the board when not in use, two inserts toward the top of the device to cover the numbered board which can be moved in or out of the board to progressively uncover or cover either the vertical and/or horizontal rows of circles, so that the inserts can be moved to display combinations of different numbers on a screen or suitable surface by means of an overhead projector to visually teach students the multiplication table.

Abstract: A training aid for young children, particularly for the retarded, to assist young children in the more rapid learning of primary subjects, such as printing, writing, and arithmetic, the device consisting of a series of cards with raised or embossed imprints, a storage and carrying case for said cards, a series of rounded pegs affixed to the lid of the carrying case for placement of the cards provided with matching holes thereon, the cards also being provided in a series of subtle and contrasting colors, a series of stimulus and answer cards, and an accompanying instructional tape cassette for progressive guidance of the student in learning.

Abstract: An accessory for vehicles to eliminate sun blindness in those areas not protected by the conventional sun visor, the eliminator consisting of a translucid or transparent disc colored to shield the sun's rays while permitting visibility therethrough, the disc supported at one end of a telescopic rod having its opposite end secured to a swivel base with the base having pressure sensitive adhesive on the bottom surface thereof for ready application to the conventional sun visor to serve as an accessory thereto.

Abstract: A sectional post having its bottom end adapted to be inserted into the ground and having a hook projecting outwardly from its top end adapted to support a lantern therefrom, and a series of rings detachably mounted to the midsection of the post to provide a wash stand support and a towel ring support, and a soap dish detachably mounted to the mid section of the post adapted to hold a bar of soap. There is further provided detachable guide lines for stabilizing the post, and a pouch type carrying case for carrying all of the components of the stand except for a lantern.

Abstract: An adjustable routing template for use with a routing tool in a manner allowing a craftsman to rout a variety of ornamental grooves and recesses on work pieces such as cabinets, doors and the like, the template consisting of a set of four identical bars for legs which are slidingly interconnected at opposite end portions thereof to define a frame type configuration for engaging corner edges of the work piece with the frame overlapping and lying parallel to the work piece to provide rigid guide edges in adjusted spaced relationship to the work piece for guiding the router thereover. Guide members are readily received in corners defined by adjacent bars to provide for the routing of a variety of ornamental designs on the work piece.

Abstract: A sliding surface for a drafting board allowing a draftsman to adjust a sheet of drawings on the drafting board by moving the drawing up and down without having to adjust or realign the drawing to maintain the square and straight lines thereof, the device consisting of a pair of oppositely wound rollers disposed in tandem spaced apart parallel relationship at the top and bottom edges of a drafting board and over which a flexible sheet of material is wound so as to overlie the top surface of the drafting board and provide a sliding surface thereon in that a sheet of drawings taped to the sliding surface will move therewith as it passes in an upward direction to roll onto the top roller and a downward direction to roll onto the bottom roller so that the top of the sheet of drawings may be brought to the bottom portion of the drafting table, and vice versa, thus allowing the draftsman to move the sheet of drawings up and down along the drafting board without having to readjust or realign the drawing sheet.

Abstract: A gun sight intended for detachable mounting on the rear of a barrel of a shotgun to provide an accurate aiming of the gun barrel with use of the front sight thereof to provide increased accuracy of the gun when used with a single shot slug rather than a conventional shotgun shell, the sight including a base adapted to frictionally mount the sight of the shotgun barrel, and a sight mounted on the base. A modified embodiment of the invention further includes a sight adjustably mounted on the base to provide adjustment for both windage and elevation, and an elevation bar movable relative to the sight and the base for adjusting the elevation of the sight.

Abstract: A game apparatus for the playing of mini-volleyball by two players disposed in a sitting or kneeling position, the apparatus including corner weights having a flexible cord extending therebetween and defining a rectangular playing court, the court divided in half by a net extending transversely of the court and supported by weighted end posts, the net being readily attached to and detached from the end posts in a manner automatically setting the net to the desired height for play.

Abstract: A trap for a criminal intended for use in a bank and including a bullet-proof transparent cage suspended in front of a teller's position and which drops over a criminal holding up the teller upon activation of an alarm device to totally entrap and enclose the criminal therein, and further including a gas canister automatically activated upon the entrapment of the criminal to deploy an anesthetic type gas to render the criminal helpless within the cage until the arrival of law enforcement personnel.

Abstract: A hanger designed to frustrate potential shoplifters by clamping a portion of the garment suspended thereon to the hanger and requiring a series of unlocking movements to free the garment therefrom, the hanger consisting of a customary inverted V-shaped yoke having hollow arm members converging together at the top to be secured to a suspension hook, the suspension hook being associated with rigid locking rods extending through the hollow arms and terminating adjacent the shoulder portions of the yoke for cooperation with a clamping linkage and which locks the clamping linkage in a closed clamping position when the suspension hook lies in the plane of the yoke, rotation of the hook 90.degree. unlocking the clamping mechanism to permit opening thereof to release a garment from the hanger.