Abstract: A gas and/or aerosol dispenser ring for irritant substances to be worn on the hand of the user comprising a ring band to fit on the finger of the user's hand, a mounting on the ring band, and a dispenser assembly carried by the mounting with the dispenser assembly including a gas and/or aerosol reservoir containing a supply of gas or aerosol therein under pressure, a discharge valve assembly communicating with the supply of gas or aerosol in the reservoir to selectively discharge the gas or aerosol when the valve assembly is activated, a manually engageable trigger for selectively activating the valve assembly, and a false stone member substantially covering the reservoir and the discharge valve assembly to camouflage same.

Abstract: A track belt assembly is disclosed which includes an elastomeric belt, a shoe externally mounted on the belt, a keeper member internally mounted on the belt, a threaded bolt, and a removable retaining device which is interlockingly associated with the keeper member for screw threadably receiving the bolt therein and allowing the shoe and keeper member to be drawn clampingly together and tightly to the belt.

Abstract: A track assembly for crawler tractors and the like wherein an endless track of individual rigid pad segments connected together by chain-type links is trained about a pair of track sprockets and supports the vehicle through a plurality of frame-mounted track rollers engaging the upper surface of the lower run of the track at longitudinally spaced points between the sprockets. The front or idler sprocket is rotatably mounted in a journal box which is slidable on the vehicle frame in a direction longitudinal of the track. The journal box is biased to yieldably resist rearward sliding movement by means of a resilient elastomeric bushing adjustably coupled between the journal box and the frame such that rearward sliding of the journal box tends to compress the bushing.

Abstract: An anchor is disclosed for securing a cleat to the flexible web of a driven member such as the drive track of a vehicle as, for example, a snowmobile or the like. The anchor includes a generally rectangular backing plate having upstanding flanges along its two edges at right angles to the direction of movement of the drive track and a domed central portion forming a concave pocket in the face seated against the web. The joint or transition area where the flanges join the central portion of the plate is smoothly rounded or rolled. A fastener holds the cleat and plate against opposite faces of the web and compresses the web between them sufficiently to deform the web to fill the pocket and press against the shank of the fastener.

Abstract: A master link assembly in a continuous flexible track assembly for a crawler tractor comprises two laterally spaced apart (left and right) parallel master links and each master link comprises two overlapping half-links held in alignment and mechanically secured together in fixed relationship by track shoe capscrews which extend through holes in a master link track shoe which overlies both half-links and screw into tapped capscrew holes in the half-links.

Abstract: A track for crawler type includes track links having ends which have a curved shape. The shape is symmetrical relative to the longitudinal axis of links. The tracks include apertured flanges to permit track shoes to be mounted on either rim of the track links. The track shoes are provided with attachments which fasten the shoes to the flanges.

Abstract: A wheel of a driven track of a track-type vehicle has a rim connected to a hub with an annular chamber formed between the rim and the hub. An annular spring is positioned in the chamber and actuated by plungers in response to contacting a portion of the track. The spring controllably resists the impact forces of the track that are directed onto the wheel.

Abstract: A removable tread installed as an annular belt about the circumference of a tire carcass. The inner surface of the removable tread belt and the outer surface of the tire carcass have an interengaging pattern to interlock the two. The removable tread belt has a plurality of axially oriented metal bars and an inextensible circumferential belt radially outwardly from the bars. The cross-section of the bars is substantially T-shaped, and the bars are provided with enlarged portions at each end. The ends of the bars extend outwardly to a point at least equal to the widest portion of the tire carcass sidewall. The bars and the inextensible belt are encapsulated in a matrix of rubber, which has a tread pattern on its outer circumferential surface.

Abstract: An amusement device comprising a closed loop formed of a plurality of hingedly connected slats connected at facing edges to permit a user to walk along the top of the loop which moves in an opposite direction or to move the vehicle from inside the loop; another aspect resides in a user supporting roller-sled supported to roll over the lower surface of the interior of the loop to permit riding movement of the device down inclined surfaces while another embodiment employs a composite loop consisting of two relatively movable loops joined by a continuous slide bearing with either loop being movable to provide a steering effect.

Abstract: An endless track for a track-type vehicle such as a crawler vehicle or the like, including an endless, tire-like, flexible carcass including a fluid receiving chamber that is at least partially collapsible, the chamber being defined by at least two cells arranged in substantially side-by-side orientation and extending about the periphery of the carcass. The cells have substantially equal cross sections and the carcass is provided with irregularities on its interior and exterior surfaces. An endless, flexible, grouser carrying belt is disposed about the exterior surface and secured thereto in interlocked relation by the surface irregularities. A plurality of grousers are located about the periphery of the grouser-carrying belt and are secured thereto and extend outwardly from the exterior surface thereof. An endless, flexible, shield-carrying belt is disposed inwardly of the carcass and is secured thereto on the interior surface of the carcass in interlocked relation by the surface irregularities.

Abstract: A biasing element has a force transmitting material positioned within a chamber of a housing having deflectable walls. A piston contacts and moves the force transmitting material into forcible contact with the housing walls in response to movement of the piston. Further movement of the piston deflects the housing walls in response to forces from the force transmitting material in the housing.

Abstract: In a suspension system assembly for the resiliently biased rolling support of an endless track on a vehicle chassis, a trailing frame assembly is provided for pivotally supporting wheels mounted for rotation one behind the other in a longitudinal direction of the chassis. The wheels are resiliently urged downwardly and forwardly with respect to the vehicle against the inner surface of an endless track of a vehicle, such as a snowmobile. The system comprises a trailing frame assembly including a tubular sleeve that is pivotally attached to the vehicle chassis by means of a cylindrically shaped bearing shaft that has axial passages extending from grease fittings at the opposite bolt mounting ends of the shaft inwardly for communication with diametrically extending passages opening to the outer surface of the shaft for communicating grease for lubrication of the interface between the outer surface of the shaft and the inner surface of the tubular sleeve.

Abstract: A two-piece master track link for connecting an endless track which is parted into two link parts along an approximately diagonal juncture defined by respective opposite mating surfaces of the pieces. Each of the two parts has a cavity corresponding to each other to form a substantially cylindrical hollow space where a traction and thrust bearing member is tightly fitted. Shoe bolts extend from the outside of a track shoe to one of the link parts through the other part so that both the link parts are fixedly secured to each other together with the track shoe. Thus, the assembly and disassembly of the endless track is simplified.

Abstract: A removable tread installed as an annular belt about the circumference of a tire carcass. The inner surface of the removable tread belt and the outer surface of the tire carcass have an interengaging pattern to interlock the two. The removable tread belt has a plurality of axially oriented metal bars and an inextensible circumferential belt radially outwardly of the bars. The bars and the inextensible belt are encapsulated in a matrix of rubber. The ends of the bars extend outwardly to a point beyond the widest portion of the tire carcass sidewall. The tread belt has a tread pattern on its outer circumferential surface.

Abstract: A structurally simple device in the form of a closed container and vented outlet conduit operates in accordance with Charles' law to intermittently dispense quantities of a liquid reagent in response to an increase in ambient atmospheric temperatures. The present liquid dispensing device finds particular utility in supplying liquid reagents, such as scale inhibitors, biocides and the like to the water circulating systems of air conditioners.

Abstract: A liquid dispenser metering valve, particularly for dispensing measured amounts of liquids from bottles, having a floatable ball in a metering chamber, a valve seat at the valve outlet on which the ball can seat, a biased normally closed cover extending over the outlet, a lever connected to the cover for actuating the cover to an open position, and a vent tube open to atmosphere at the valve housing and extending to the bottom of the liquid container to which the valve is connected.

Abstract: A liquid dispenser connectable between a shower pipe and a shower head to automatically dispense soap or bath oil through the shower head. This shower head liquid dispenser includes a tubular body connecting at opposite ends to the shower pipe and the shower head respectively to form a direct path for water and including an upstream section of smaller transverse cross-section and a downstream section of larger transverse cross-section.

Abstract: A plurality, e.g., two, fluid product-containing cylinders are joined, side-by-side in a body, with their dispenser spouts adjoining one another. An operator assembly is fitted on the opposite end of the body and unites a cap, an operator, such as a handwheel, a helically threaded rod for each cylinder, a piston mounted on each rod for longitudinal travel upon rotation of the rod, a gear plate receiving a set of gears which interconnect the threaded rods with the operator, so that as the operator is turned, the pistons are advanced. Several assembly aids are shown. A variation is shown, wherein the situs of the spouts is displaced to an intermediate location on the front face of the body, so the body can be footed and thus supported upright, e.g., for use as a condiment dispenser.Most of the principles of the invention are equally applicable to dispensers having only one chamber.

Abstract: A vehicle which has a pair of end rolls and an endless track guided around the end rolls is provided at its endless track with a central substantially non-stretchable region cooperating with the endless track structure to render the latter substantially rigid at the ends of the track which extend around the end rolls to prevent any slipping of the track with respect to the end rolls particularly when at least one of the end rolls is swung about an upright axis to enable the vehicle to execute a turn.

Abstract: Apparatus and method for conveying granular material by gravity assist from an upper zone and a lower zone by means of a horizontal annular plate which is disposed between the two zones, the plate being orbited in a horizontal plane below a fixed shroud so that the material flows downwardly through the aperture in the plate along a path which moves in a horizontal plane around the periphery of the aperture.