Abstract: An improved noise reduction device for a chain drive mechanism is disclosed having a rotatable sprocket with a plurality of peripheral teeth thereon, a chain having a plurality of pivotally coupled links arranged in opposite pairs and a plurality of teeth engaging members trained around the sprocket wherein the device includes a plurality of curved plate springs mounted on the opposite sides of the sprocket for resiliently making sequential radial outward engagement with the chain and for reducing the contact noise between the teeth engaging members and the sprocket teeth. Such device is particularly adaptable to the chain drive mechanism of a track-type tractor.
Abstract: A novel dispenser is provided for flowable material. The novel dispenser includes a novel dispensing hopper. The dispenser includes a container provided with an upper closure member, and a lower outlet aperture. Guideways associated with the lower outlet aperture are provided selectively to retain a second vessel (e.g. a coffee brewing vessel) into which a predetermined amount of flowable material (e.g. ground coffee) is to be dispensed. The novel dispensing hopper is disposed between the upper closure and the lower outlet aperture. The novel dispensing hopper includes a hopper having an open top and a discharge aperture. A cylindrical, manually rotatable valve member is detachably, rotatably mounted on the hopper adjacent to its discharge opening. A variable volume chamber, including structure to enable control of the volume, extends transversely of the valve member. The chamber, in one position, is aligned to the hopper discharge aperture, and in another position, is disposed in a dispensing position.
Abstract: Drive or driven wheels of a track-type vehicle have a hub and a plurality of teeth around the outer periphery each of which are spaced one from the other by an intervening root having an opening. A biasing hoop assembly having a multiplicity of generally concentric biasing hoops encompass the hub and are positioned between the hub and teeth. Actuating apparatus extends from the root into contact with the biasing hoop assembly and is generaly movable for deflecting the biasing hoops and resisting entry into the root for dampening impact, loads, and noise of elements entering the root.
Type:
Grant
Filed:
August 9, 1976
Date of Patent:
March 21, 1978
Assignee:
Caterpillar Tractor Co.
Inventors:
Eugene R. Groff, John W. Sogge, Albert L. Woody
Abstract: A track joint with combined thrust member and seal members and including a track pin and a bushing and two links defining a space therebetween. The thrust member and the seal members are disposed in the space for countering thrust between the bushing and the outer link and for sealing at the joint between the bushing and the pin.
Abstract: A device for lubricating the slide rails supporting a drive track for a snowmobile moving over packed snow. The device includes a plurality of tines mounted on the snowmobile in front of the slide rails, and having ends positioned to engage, fracture and spray packed snow over which the snowmobile is moving between the track and slide rails to provide lubrication and cooling therebetween.
Abstract: A track for a track-laying vehicle such as an agricultural tractor comprising a plurality of links pivoted together to form a closed loop chain, each link having bolted thereto a sole plate equipped with one or more ground-engaging cleats is disclosed. Sole plates on alternate links are of one type having two or more cleats aligned with one another across the width of the track and separated by a space of the same order as the width of each cleat, and between these sole plates are sole plates of another type having one or three cleats all aligned with one another across the width of the track. The single or central cleat is longitudinally aligned with the space between cleats of the sole plate of the first type and the outer cleats, if provided, are separated from the central cleat by respective spaces longitudinally aligned with the two cleats of the sole plates of the first mentioned type.
Abstract: This disclosure pertains to a container having a collapsible corrugated spout stored in folded condition recessed below an exterior surface of the container. One end of the spout covers an opening in the container through which the spout passes when unfolded. The other end of the spout is closed by a removable cap. The spout is maintained by clamping forces adjacent the surface of the container when the spout is in an unfolded stored position.
Type:
Grant
Filed:
June 10, 1976
Date of Patent:
February 14, 1978
Inventors:
Herman L. Tabler, Regine M. Tabler, Edwin L. Lokey
Abstract: The present invention is concerned with the provision of an apparatus for the metering of a viscous fluid, and more particularly to a metering device for controlling the advance of margarine feedstock into a crystallization chamber for molding into print forms by employing a first and second positive open and closure valve mechanism correspondingly operated by independent drive mechanisms.
Abstract: A removable track belt for installation around the outer surface of a tire carcass has on its inner surface a plurality of circumferential lands and grooves that interlock with lands and grooves on the tire carcass. The inner surface of the track belt also has a plurality of spaced axial grooves for receiving removable rigid keeper bars, to which grousers are attached. The underside of each keeper bar contains lands and grooves that also mate with those of the tire carcass.
Abstract: Wheels of a crawler-type vehicle have rims that are laterally movable relative to the axis in response to a force subjected on the rim. The rim is biased by resilient material to return to its normal position in response to removal of the force on the rim.
Abstract: In an apparatus for electrically heating and dispensing flowable material from a pressurized container, including a housing supporting the container, a heat exchanger connected to receive material dispensed through a valve assembly, and structure for effecting temperature control of said material, an improvement is provided in the support and valve assembly that comprises a single universal valve assembly member supported on, fixedly secured to, and passing through, the housing to prevent relative motion therebetween, and structure is provided on the valve member extending within the housing to lockingly engage and support a container by a rolled flange on the container.
Abstract: Improvements in road-protecting devices for tracked vehicles which are removably secureable to individual elements of the tracks; heavy-duty road-protecting devices removably secureable to individual elements of endless tracks which permit the vehicle to be actually worked under heavy load without losing the removably secured road-protecting devices; Improved tensioning and connecting elements for such road-protecting devices, which, in the portions thereof vulnerable to heavy load or impacts, are largely or entirely located out of the load thrust lines of use, whereby the said devices may be formed or composed entirely of resilient, deformable rubber or plastic without requiring therewith base or cover plates or bolts or ties associated therewith; nonextensible elements of rigid or non-rigid character adapted to be received fully within the bodies of resilient road-protective devices which are inside of or incorporated within the load thrust lines of use, yet which are of such character as not to be vulnerab
Abstract: A fluid dispensing device for use as anti-burglar device is disclosed which discharges a fluid, containing a chemical such as tear gas, into an area to be protected when an intruder causes the device to be actuated. The anti-burglar device employs an electrothermal actuator strip for causing fluid discharge when an electric current flows through it. In addition, the fluid dispensing device may also be used as a metered spray atomizing device by the addition of a timing device for periodically actuating the valve of the pressurized container for emitting sprays of atomized fluid into the atmosphere for the spray application of insecticides, disinfectants, deodorants, room air fresheners and the like.
Abstract: A vehicle wheel has rims that are radially movable relative to the hub in response to forces acting on the rim. The rim is biased by resilient material to return to its normal position in response to removal of the force on the rim.
Abstract: An improved manure spreader having a rotary beater or distributor at the rear thereof, and having a false end gate for transporting the material to be spread to the rear of the spreader, the false end gate being in the form of a load pushing wall. The false end gate is driven by means of hydraulic cylinders having a stationary portion mounted on the frame of the spreader, with cables being carried by a stabilizer carriage mounted beneath the spreader bed. Two cable systems are provided, one for forward and one for rearward movement of the load pushing false end gate, thus making it possible to controllably move the load toward the rear of the bed, while also providing for rapid return of the load pushing false end gate to the forward end of the spreader.
Abstract: A track joint with combined thrust and seal members and including a pin with a bushing thereon and with the track links respectively mounted on the bushing and pin. A thrust member is interposed between the one link and the bushing, and an elastic seal is held therebetween for dirt sealing at the joint.
Abstract: A non-metallic safety filling container is formed as a hollow wall having a continuously closed inner surface, terminating at openings for venting, pouring and filling. A trigger mechanism mounted to the container simultaneously vents the container and slides a ported cylinder into position to complete a pouring path from the interior of the container through the pour spout.
Abstract: In a track laying vehicle having ground-engagement shoes, the pivot pins of he shoes are coupled together by connectors which are locked in place by means of tapered wedge blocks; the mating surfaces of the pins are also tapered. The tapers on the blocks and coupled pins are in axial directions so that disturbing torques generated during normal shoe operations have no effect on the taper lock action.
Type:
Grant
Filed:
August 9, 1976
Date of Patent:
December 13, 1977
Assignee:
The United States of America as represented by the Secretary of the Army
Abstract: Various means for controlling the rate of travel of a plunger through a pump chamber in a dispensing pump are disclosed including an arrangement in which a cap is slidably mounted to the upper end of the pump plunger and a spring interposed between the cap and plunger with a detent mounted on the container contacting the plunger to prevent downward motion so that as the cap is depressed it is moved downwardly relative to the plunger preloading the spring and in which, after a predetermined degree of motion of the cap relative to the plunger, the lower end of the cap releases the detent to that the preload expands driving the plunger downwardly at a uniform rate. In another illustrated embodiment a preload spring is disposed within the pump between a plunger stem and plunger piston, the hydraulic forces within the pump chamber permitting the spring to be compressed before an outlet passage is opened, the spring once again acting to permit uniform discharge.
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.