Abstract: A welder's helmet having a face-protective shell adapted for wearing over the face of a welder during welding operations, the shell having a front wall provided with a sight opening therethrough and rearwardly extending walls including top, bottom, and side walls, peripheral to the front wall for enclosing the face of a welder is provided. The helmet features a retractable carrier frame for a light-filtering lens normally in a position framing the sight opening and movable upwardly and backwardly to a position substantially coplanar with and substantially entirely within the area of the top wall of the face protective shell of the helmet and vice versa, guide means for the aforesaid movement of the carrier frame, and actuator means enabling a welder wearing the helmet to carry out the movement of the carrier frame. Also provided is an easily replaceable protective cover lens.

Abstract: An attachment for assisting the removal of tight-fitting gloves is provided which uses a set of five pull strings, each of which is attached at one end to the end of a glove finger and each string has a second end attached to a pad of hook or loop fastener material which in turn attaches to a mating fastener pad of hook or loop fastener material which is fastened to the back of the glove. The strings are of sufficient length to allow free finger movement when the glove is worn. To remove the glove, the wearer simply lifts the pad which is attached to the pull strings and pulls off all five fingers of the glove at once.

Abstract: The members, which are typically in the form of a bi-layer glove, comprise an inner layer and an outer layer, both being liquid- and air-impermeable. The outer layer is sealed to the inner layer so as to surround a zone of the inner layer which is not sealed to the outer layer. The space between the layers in the above-mentioned zone is free of air, and the outer layer is translucent or transparent in the area overlying that zone and having a contrasting color relative to the color of the inner layer, so as to provide a visual indication (a change in the perceived color) when the outer layer is breached, as a result of tampering, accidental damage or the like.

Abstract: A plumbing fixture for installation in restrooms that enables female individuals to urinate from a standing position. An elongate flexible hose has a urine collecting funnel at one end and the other end communicates with a bowl of the fixture. A sanitary liner is received by the rim of the funnel so that the funnel does not contact the body of the user. The liner is knocked off the funnel after use by a passive ejector arm when the funnel is suspended between a pair of hanger arms. The hanger arms each include a pair of arm members that guide and receive the funnel. Also, the fixture includes a trough formed in an upper portion of an inside surface to direct flushing water supplied to the fixture onto the suspended funnel for cleaning.

Abstract: The invention includes in part of a disposable. inflatable receptacle formed from a thermoplastic material, which when inflated can withstand compressive pressures, for body wastes of persons who are unable to use conventional bathroom facilities because they are confined to a bed due to illness or injury. The receptacle is larger than the conventional metal receptacle to provide more stability for a patient because of his bed confinement. The receptacle also provides improved positioning for the patient on the receptacle by the presence on at least two opposing sides of a rim surrounding the seating area. The receptacle has an upstanding portion on the front part of the seat which acts as a urinary shield. In a second form, the receptacle has a wedge-shaped rearward extension to support the back of a patient who cannot sit upon the receptacle but must use it from the prone position. The remaining part of the invention is a super absorbent pad inserted into the interior of the receptacle.

Abstract: A foot bathing fixture includes a seat supported on a raised pedestal. The pedestal has a hollow interior for housing a whirlpool pumping apparatus and other fixtures, for example a drain control. A removable access panel is located on the top of the pedestal to permit access to the pedestal interior for servicing the whirlpool pumping apparatus and other fixtures. The seat is positioned to cover the access panel when it is in position on top of the pedestal, and is hinged on the access panel so that the seat may be easily pivoted forward to access the pedestal for cleaning.

Abstract: A hammock stand is provided for suspending a hammock above the ground. The stand is a curved arch consisting of three sections which are joined together with a tongue and groove means and provided with a base to maintain the arch in an upright orientation.

Abstract: A body support structure in the form of a mattress for supporting a person when lying thereon is provided. It comprises a body of resilient, compressible material, having a surface layer of resilient soft material. The body includes a head end edge and a foot end edge at its opposite end; two substantially parallel straight elongated side edges; a bottom face extending between the two side edges of the body; an upper face opposed to and spaced from the bottom face between the two side edges of the body; two spaced apart elongated ridges, one of the ridges extending along each side edge; a channel provided in the upper face extending between the two ridges, the channel joining smoothly to the two ridges on either side; a central raised part located in the channel between but distanced away from the opposite end edges and being positioned to support the lumbar region of a person lying in the channel and side parts provided on the ridges adjacent the central raised part.

Abstract: An elevator stand for a bed leg for tilting the bed for use by a person with various conditions. The stand has a base portion for resting on a floor surface, and has an upper receiving portion which has a top surface recess with a bottom bearing surface and an inner sidewall surface telescoping over the bed leg. The elevator is provided with means for securing the legs of the bed to the elevators.

Abstract: An adjustable bed is provided with two frames which rotate about the longitudinal axis of the bed. The rotation is facilitated by a plurality of motors mounted on an undercarriage in which the two frames nest. The motors are controlled by a control unit, which when actuated causes raising or lowering of the nested frames relative to the undercarriage. One or both frames may be raised or lowered at the same time. A limit switch is placed on the frames which prevents the angle formed by the two frames from becoming less than ninety degrees.

Abstract: An infant protective device for use while traveling in a vehicle, such as an airplane, which is designed so that an infant or small child can survive the impact of a crash. The device has a tubular casing with interior surfaces which are lined with resilient material for cushioning. An adult occupant of a vehicle using a seat belt straps the device to his or her seat belt, thus restraining the casing from untoward displacement during a crash.

Abstract: A standard attachment temporarily converts a drywall screw gun into a drywall router-bit cutter. Adapters unique to particular brands of screw guns may be employed to allow the standard attachment to be mounted on guns of the different brands. The attachment effects a twenty-times speed-up of the screw gun screwdriver RPMs to achieve required router-bit RPMs, while depressing a special function of the screw gun. Snap rings and snug slidable fittings are utilized to effect quick attachment/detachment. A belt clip on the attachment facilitates maintaining the attachment readily accessible. In an alternate attachment form, an external portion of the housing is substituted to allow the attachment to be mounted on guns of different brands. Different types of the attachment forms allow mounting on guns which may or may not have their depth control mechanism adjustable sleeves readily removed.

Abstract: A brush attachment for a power tool, such as an electric drill, capable of rotating a suitable shaft including an attachment body containing a longitudinally extending chamber and an elongate shaft rotatably mounted in this body and projecting from a rear end thereof. A cam and cam follower mechanism in the chamber convert rotary motion of the shaft into a reciprocating linear motion. There is a shaft mechanism mounted in the body for sliding reciprocating movement only relative to the body and connected to the cam follower. This shaft mechanism projects from a front end of the body. A brush is attached to a front end of the shaft mechanism and reciprocates with this mechanism in the longitudinal direction thereof. The brush attachment can be mounted on the power tool so the attachment body remains stationary relative to the tool when the shaft is rotating.

Abstract: A carpet sweeper comprises a housing, brushes, wheels fixed to the housing, and a pivotable handle attached to the housing. The housing contains a plurality of sides, one of which is a flip-down door. The door has hinges along a bottom edge. The top edge comprises a tab which cooperates with the top of the housing to selectively secure the door in a closed position. The tab is selectively manually deformable outwardly and downwardly from the top of the housing to swing the door into an open position. The housing includes flanges to secure the trays within the housing.

Abstract: A machine for cleaning the heads of golf clubs includes a motordriven rotary brush which is submerged in a container of water or the like, the motor being located in a first housing section located outside of the container and the brush being carried by a shaft journaled in a second housing section located within the container, the two sections being connected at their upper ends by a third section housing the transmission between the motor and the brush shaft. The machine is supported by an adjustable ground-engaging support attached to the motor housing and by clamps which clamp the container wall to the side of the brush shaft housing.

Abstract: A toothbrush with replaceable disposable bristles. A two unit toothbrush has a base member including a handle and a receptacle for a detachable bristle assembly unit which mates with the base member by insertion into the receptacle in which it is retained by a positive retaining member, such as a mating nib and groove. The bristle assembly is disposable and replaceable.

Abstract: A local area of an electronic assembly, including a single electronic component or a cluster of components mounted to a printed wiring board, is cleaned. A shroud is positioned about the local area and aqueous cleaning solution is sprayed on the lead joints of the electronic component. To remove the cleaning liquids, a vacuum is drawn from the shroud through a central baffle which is positioned close to the electronic component. Adjustable gates are provided about the base of the shroud to permit air flow into the shroud. Adjustment of the gates controls turbulence of the cleaning solution and subsequent direction of air flow for drying of the electronic component, leads and board. Shroud/baffle assemblies are selected and nozzle assemblies are tilted to correspond to different sizes of electronic components.

Abstract: Machine for removing residues such as oil, grease and diesel fuel spills from streets, parking lots and other paved surfaces. The machine comprises a mobile supporting vehicle having water supply and recovery tanks forming an integral part thereof. A steam generator is mounted on the vehicle for heating water from the supply tank to produce highly pressurized hot water and steam, and a hose and wand are connected to the steam generator for directing the pressurized water and steam against a surface to be cleaned. A pick-up wand and hose are connected to the recovery tank, and a vacuum pump is connected to the recovery tank for drawing water and residue from the surface through the pick-up wand and hose to the recovery tank. A filter is provided at the inlet of the recovery tank for removing particulate residue from the recovered water, and excess residue is bypassed around this filter to prevent the residue from backing up into the pick-up hose and clogging the hose when the filter is full.

Abstract: A steam generator for household use having a handpiece held by the user. The handpiece is provided with a potentiometer operable by a roller and connected, by a low voltage line incorporated in a steam conduit, to an electronic circuit which controls a motorized electro-valve for adjustment of the flow of steam. A switch mounted in series with the potentiometer, also carried by the handpiece, enables the steam flow to be interrupted completely.

Abstract: A horizontal canister vacuum having a cover removably attached to the open end of a canister having a motor/fan assembly affixed thereto and cooperating with an air outlet to evacuate air from the interior cavity. A plurality of wheels provided for solidly supporting the canister and attached cover in a horizontal orientation when placed upon a flat surface and wherein accumulated dust particles may be emptied from the vacuum cleaner by removing the cover from the canister when the vacuum cleaner is positioned in a vertical orientation. A clam-shell configuration is provided for packaging the motor/fan assembly to direct air flow through the assembly for cooling thereof.

Abstract: Apparatus for cleaning litter such as paper from a surface and a method of using such apparatus are described. An open-end portable basket is provided made of wire mesh to hold the litter while allowing dirt and air to pass therethrough. A portable hand held blower directs the litter from the surface into the basket. The basket retains the litter but allows air and surface dirt to pass therethrough.

Abstract: A half hinge paint masking cover for doors, and/or door frames is provided as a one piece body molded of a rigid thermoplastic resin. The device includes two molded half cavities each cavity being connected by a thin flexible membrane of the molded material. The first cavity area covers the back surface area of the hinge barrel and has two half end shields each of which cover half the edge area of the hinge barrel and the exposed edge area of the hinge plate. The second cavity half covers the front surface half of the hinge barrel and has two end shields which cover half the edge area of the hinge barrel. A portion connected to the second cavity half includes a long flat area which covers the exposed face side of the hinge plate. The two half cavities are secured to each other by folding along the flexible membrane and engulfing the door or frame half hinge until pins projecting from tops on one half engage and protrude through holes which are located on tabs on the other half.

Abstract: A gate hinge member is designed for attachment to a metal T-post fence post. The gate hinge comprises at least one pair of first and second L-shaped hinge members, which are secured by means of a U-shaped fastener to the T-post in a tight wedged relationship. The spacing between the hinge members is selected to accommodate a hinge pin, which is passed through a pair of spaced holes in hinge-pin holding plates of the first and second hinge members. The hinge-pin holding plates extend outwardly perpendicular to the T-post. The hinge pin is adapted to be passed through a mating cylindrical hinge member on the gate to pivotally secure the gate in place between the hinge members. After assembly, the hinge pin is releaseably secured in place by means of cotter pins passed through holes adjacent each of the ends of the hinge pin. The gate hinge may be placed in any vertical position on the face of a T-post, and cannot accidently be dismantled.

Abstract: The invention relates to a quick-assembling furniture hinge of the type which by some elementary movements enables incorporation of a furniture door wing, essentially carrying the entire hinge, to a base plate fixed on a side wall of furniture. In a manner as simple and quick there can also be carried out the dismounting of the door wing. In order to realize this object a hinge arm 1 positioned on the furniture side wall is provided with a disintegratingly and adjustably fastened mounting element 2 serving as an intermediate between the hinge arm 1 and the base plate 4. To the equipment of the mounting element 2 there belongs a slider 3 which is spring-supported and pressed outwards from the mounting element 2. The latter is at both ends at the base provided with one crossbeam 2.sup.I, 2.sup.II. The first one thereof is adapted to grip a lashing 4.sup.

Abstract: The cleaning or blow room line comprises at least one bale opening machine connected by ducts and at least one cleaning machine and a blender with a plurality of cards. The transport of the fiber flocks extracted by the at least one bale opening machine through the cleaning line is achieved by suction ventilators provided for such cleaning line. After at least one cleaning location a pressure sensor is arranged in an associated duct and delivers a signal to a control or regulator which controls or regulates, as the case may be, the size of a false air opening which co-dictates the air flow through the ducts. The false air opening can be constructed as an adjustable element in the form of a hinged flap or a slide element positioned relative to an opening in a duct, whereby the regulator controls the extent to which the flap or slide member is pivoted or slid, thereby adjusting the amount of air that is drawn into the duct.

Abstract: A bundling fastener for securing a bundling band wrapped around a plurality of articles and having engaging slots or protrusions formed thereon at equal intervals. The fastener includes an inserting chamber into which the bundling band is inserted, and an accommodating chamber for receiving the end portion of the bundling band after it has been wrapped around the articles. These chamber are adjacent one another and each has a height substantially equal to the thickness of the bundling band. Further, each of the chambers includes a flexible deflecting means and saw-tooth-shaped locking protrusions to be engaged with the engaging slots or protrusions of the band, in such a manner that the locking protrusions of the inserting chamber are opposite in direction to those of the accommodating chamber. Due to this construction, the bundling band is economically used, and the bundling operation is achieved with high space efficiency.

Abstract: A retainer assembly for retaining cords, strings or the like in position comprises a cylindrical tube having holes, a resilient locking means mounted in the tube and a pair of end taps and having a through bore. The locking means has arcuately inwardly bent upper and lower wing members defining therebetween slits. The end taps each have an arrow-headed portion adapted to be received through and locked inside of the slit of the locking means and a tapered portion resiliently engageable in the slit and movable between the upper and lower wing members to bring the bore into and out of registry with the holes.

Abstract: Rope Fastening Device including a generally flat member having a rope passage slot formed therethrough. The end portions of the device is shaped into rope attachment posts which are utilized to loop portions of the rope thereabout.

Abstract: A novel buckle for fastening together strap ends, comprising two identical or identically shaped mating members, each member comprising two hook portions in spaced parallel planes, such hook portions straddling a center web portion, and incorporating a latching structure independent of and of lesser strength than the hook portions to prevent inadvertent unfastening of the buckle. The center web portions and outside surfaces of the hook portions and the base portions of the hooks are shaped to provide surfaces to accurately guide the members together or apart to facilitate fastening and unfastening the buckle. The engaged hooks form large surface areas of the front and back outer surfaces of the buckle. The buckle members are fastened and unfastened by essentially relative translational movement.

Abstract: A fastening device for attaching a temple to an eyewire of an eyeglass frame, a method of fastening using the fastening device and apparatus for impelling an elongated pin forming part of the fastening device. The fastening device is so constructed and arranged to insert an elongated pin through aligned hinge barrels of a hinge to be connected with its pointed end received unit a backing member. A gun-like member is used for inserting an elongated pin having a head at one end and a pointed tip portion at its other end and a circumferential groove adjacent the pointed tip portion. The elongated pin is so constructed and arranged the backing member that receives the pointed tip portion and the circumferential groove of the elongated pin therewithin when the enlarged head of the elongated pin is fully inserted through aligned hinge barrels and into the backing member.

Abstract: A method for increasing the corrosion resistance of honeycomb core panel construction by using an ion implantation process. In one aspect of the invention, molybdenum ions are implanted to a predetermined depth into the front and back surfaces of a honeycomb-shaped core. The ions interact with the metal in the core wall to form an aluminum-molybdenum alloy which is impervious to corrosion. In another aspect of the invention, both front and back surfaces of the honeycomb-shaped core are bombarded with ions so that the ions are implanted throughout the entire core wall. The method may also be extended to include implanting ions into the outer skin layers to achieve enhanced corrosion resistance.

Abstract: In order to manufacture a ceramic layered product for manufacturing a multilayer ceramic capacitor, a plurality of reels (23) are prepared, which are wound with a plurality of types of elongated mother ceramic sheets (12), each having a plurality of electrode patterns (14) and a plurality of registration marks (15) distributed along its longitudinal direction. The mother ceramic sheets (12) are drawn out from the respective reels (23) onto related sheet cutting stages. Regions including the electrode patterns (14) are punched from respective ones of the mother ceramic sheets (12) provided on a selected sheet cutting stage (25) by a cutting head (52) whose periphery is enclosed with a cutting edge (51) on the basis of the registration marks. Then the ceramic sheets (35) punched out from the mother sheet by the cutting head (52) are carried to a stacking jig (34) by the cutting head (52) and stacked with each other on the stacking jig (34).

Abstract: A system for manufacturing wire harness assemblies is provided. Each wire harness includes a shielded cable having a plurality of insulated conductors therein, with each conductor being terminated at its respective opposed ends and with the terminated ends being mounted in connector housings. The system includes a plurality of pallets that are movable along a conveyor to work stations at which various assembly steps are carried out. A first station is provided for mounting the cables to the pallet, such that the wires at the opposed ends are mounted in fixtures. A second station may selectively deposit drop wires into fixtures on the pallets. A third station trims and strips the ends of the wires and aligns the drop wires with the cable wires. A fourth station sequentially crimps terminals to the ends of the wires, with the pallet being indexable between successive crimps.

Abstract: A composite yarn engaging roll for textile machines which is adapted for mounting on the shaft of a machine and which comprises two semi-cylindrical members is disclosed. Each of these members has an outer portion with an outer semi-cylindrical surface complementary with the outer surface of the other member which forms a cylindrical outer surface of the composite roll. The members also have an inner portion with an inner semi-cylindrical surface spaced from the outer semi-cylindrical surface and complementary with the inner surface of the other member to form an inner semi-cylindrical surface of the composite roll. The composite roll is dimensioned for mounting on a shaft. The composite also has an axially extending web portion disposed between the inner and outer portions of each member.

Abstract: A method and apparatus are presented for hemming a workpiece having an upturned edge, wherein the workpiece is composed of an outer panel having a peripheral upturned edge turned substantially at right angles, and an inner panel having a peripheral edge to be superimposed on the outer panel adjacent the upturned edge. The upturned edge of the outer panel is bent preliminarily by a hem roller which is held on a guide surface of a lower die. The guide surface is so formed that when the hem roller is rotated on the guide surface, the hem roller abuts against the outer periphery of the upturned edge of the outer panel at a point at least a distance 2TO+TI apart from the lower end of the upturned edge toward the distal end thereof, wherein TO is thickness of the outer panel and TI is thickness of the inner panel. The hem roller is then shifted by a robot hand to a second position in which the hem roller is parallel to the superimposed portion of the outer panel and the inner panel.

Abstract: A puller for removing an object from a shaft including first and second collars movable relative to one another along an axis, at least two circumferentially spaced clamping jaws pivotally supported at one end to the first collar and having means at the other end for grasping the object, at least two circumferentially spaced links, each of the links being pivotally supported at one end to the second collar and pivotally supported at the other end to an associated clamping jaw, and a drive structure for moving the collars together along the axis away from the shaft. A threaded rod is fixed to the second collar, and a nut receives the threaded rod and is secured against axial movement toward the shaft relative to the first collar. The nut may be turned to move the threaded rod and second collar axially relative to the first collar.

Abstract: A hydraulically activated ram suitable for insertion into blind holes for a bearing has dogs which extend within the hole when the ram is activated. Further activation of the ram results in the ram contacting the blind hole surface and removing the bearing via pressure to the dogs as the ram continues to extend.

Abstract: The invention relates to a method of assembling mechanical system having tubular constructional elements, such methods including the furnishing of an interior work surface of a first constructional element having a complemental internal structure and, further, positioning a second tubular constructional element so that at least one surface thereof is proximal to the complemental internal surface of the first constructional element. The method further includes the step of positioning, within the second constructional element a working element of a highly extended longitudinal tool reciprocatingly within the second constructional element, the working element situated proximally to the complemental internal structure of the first construc-tional element.

Abstract: A coil element is made by the steps of winding a coil wire around a plurality of guide portions arranged at a product pitch to form a plurality of coil portions while the coil wire is set in a development state, and rolling a bobbin on and along the coil wire to wind the coil wire around a side peripheral portion of the bobbin to manufacture the coil element.

Abstract: A system of manufacturing a metal wrapped non-metallic magnetic component useable about a rotor or the like comprises welding the ends of a strip of sheet metal to form a cylinder. If necessary, the cylinder may be cut about its entire circumference at two axial locations thereby isolating a central portion of the cylinder having exposed a first axial end and a second axial end. The cylinder is then form rolled to deform the first and second axial ends radially inward to form a channel located along the inner diameter. The magnetic material may then be inserted within the channel between a deformed first and second axial ends of the central cylindrical portion. The central cylindrical portion may then be form rolled such that the flanges are folded about the ends of the magnetic material.

Abstract: A method for forming a magnetic head with two magnetic materials and magnetic heads obtained by this method. According to the present invention, a first magnetic material (72, 74) with slight hardness is electrolytically deposited and a second magnetic material (82, 84) with increased hardness is deposited by any other means, especially by cathodic evaporation. Magnetic heads produced by such a method find application for the reading and storage of information of magnetic media such as disks, tapes, etc.

Abstract: An electrical component, particularly a fuse for a surface-mount component, is formed by sputtering an electrical conductor onto a square tube, sleeving the tube into an outer tube, filling the assembly with a room-temperature vulcanizing silicone sealant, cutting the assembly into segments, and metallizing the ends of each segment.

Abstract: An electronic parts mounting apparatus, has a part mounting head on which nozzles for holding different sized electronic parts can be exchangeably mounted; the suction nozzles each having a reflection member thereon for receiving light from below a suction end of the nozzle and reflecting it past the suction end of the nozzle; a recognizing device below the part mounting head for receiving light from the direction of the part mounting head; a first illuminating device adjacent the recognizing device for directing illuminating light to a reflection member on a nozzle on the part mounting head for causing the reflecting member to reflect the illuminating light past a part held on the suction nozzle to direct a transmitted light image of the part to the recognizing device; a shutter movable toward and away from the part mounting head adjacent a position of a nozzle thereon for, when the shutter moves toward a nozzle, engaging the nozzle and blocking light from the first illuminating device from reaching a reflec

Abstract: A package extraction tool (10) removes package (12) from socket (14) of circuit board (16). The tool (10) consists of a cylinder (18) and a piston assembly (20). Port (24) that is used to evacuate the cylinder (18) after the piston (20) is inserted in, the cylinder (18). The piston assembly (20) splits symmetrically into two halves (26) and (28) along its major axis. On one end (32) of the piston (20), there is an undercut pocket (34) to grab around the edges (36) of the package (12) and seal on flat edge (38) of pin side (40) of the package (12). A small port (42) connects the two ends (32) and (33) of the piston (20) with a controlled leak. Piston (20) fits into the cylinder (18) with a slight clearance. Leakage is controlled by the piston (20 )/cylinder (18) clearance. In use, the piston halves (26) and (28) are separated far enough to allow them to be reassembled around the package (12). The cylinder (18) is placed over the piston (20), and vacuum applied.

Abstract: A process for producing a film carrier having a superior lead strength, which comprises removing from a film carrier body of a two-layer structure consisting of a metal conductor layer and an organic resin insulating layer snch as a polyimide resin layer, a definite portion of the organic resin insulating layer, or alternatively removing from a film carrier body of a three-layer structure consisting of a metal conductor layer, an organic resin insulating layer and an adhesive layer therebetween, definite portions of the organic resin insulating layer and the adhesive layer, by means of a cutting machine, to form an opening part, and also cutting a portion of the metal conductor layer under the opening part, to reduce the thickness of the metal conductor layer.

Abstract: Multilayer thin film structures are fabricated in a parallel manner by creating testable sub-units and then joining them together to form a finished three-dimensional wiring matrix. Thus, there is disclosed a process for the fabrication of a thin film wiring structure including the steps of:forming a core wiring structure which includes the steps of:a. providing a low expansion, metallic, patterned core material;b. encapsulating the core material in a dielectric material;c. forming vias in the dielectric material; andd.

Abstract: A method of manufacturing a hydraulic pump cylinder for use in a hydraulic system having a hydraulic fluid input, a pump for pumping hydraulic fluid to create and maintain a sufficient fluid pressure in the system and a piston. The method includes the steps of selecting a tube of a predetermined length, width and material. The tube has an outer surface and an inner diameter surface which defines a bore axially through the length of the tube. The tube is treated with at least one layer of a liquid lubricant solution comprising a solvent, binder and solid lubricant in selected amounts. The liquid lubricant solution is and after being applied to the tube until it hardens to a sufficiently workable state. Finally, the coating of the cured liquid lubricant solution is machined to form a lubricious, non-corrosive finish of a predetermined smoothness and roundness for use in commercial and non-commercial hydraulic systems.

Abstract: Safety razors comprise frames in which blade members are mounted in such a manner as to permit their angular displacement to change their shaving angle in use. The blade members are pivotally or hingedly mounted and are spring biassed to a normal position in which their shaving angles are at a maximum value. When, in use, the razor experiences high drag forces, the blade members are caused to move so as to reduce their shaving angles. The blade members may respond directly to drag forces applied to them or indirectly in response to deflection of guard members under high drag forces.

Abstract: An apparatus for severing a material mass having a pair of movable shears. An outrigger is secured to the shearing and extended across the path of one of the movable shears. The outrigger supports the material mass when severed and transfers torque from one shear to urge it toward the other shear.

Abstract: A drawing instrument for drawing straight or dashed lines including a scriber support assembly composed of a body part slidable in a groove on a ruler and an arm part which extends beyond either edge of the ruler and carries at its outer end a scriber. The inner end of the arm part is connected to the body part by a hinge and a follower carried by the arm part follows shapes such as undulations in grooves in the ruler between the side edge thereof and the hinge whereby the outer end of the arm part and the scriber are raised and lowered to make dashed lines. One groove can be flat whereby the scriber produces a continuous line.