Abstract: A fluid pump having a pump body defining a pump cavity and a pump shaft rotatable on a bearing in the cavity, wherein the pump cavity contains a seal in a closed chamber between the pump body and the shaft, and the cavity is characterized by a first zone for high pressure pump discharge fluid, a second zone for low pressure pump inlet fluid, and an interconnecting passage which supplies fluid from the high pressure zone to a third zone, which exists at an intermediate pressure surrounding the pump seal and discharges its fluid into the low pressure zone, the intermediate pressure being sufficient to prevent fluid boiling and cavitation by insuring that the pumped fluid does not exceed its vapor pressure point.

Abstract: A coilable length of insulating material adapted to be set up for forming a duct to contain wire-like members extending along its length, wherein the length has a plurality of spaced apart longitudinally extending scores, the space between the scores defining top and bottom and side walls of the duct, and a adhesive strip arranged along the length for securing the walls of the duct set up when connected between at least two of the walls. A wall overlying the top wall may be adhesively secured to it for securing the duct in set up position. The length may be cut to any desired length. The length may also have another adhesive strip along one of the walls for securing the set up duct to a selected surface. The duct may be mitered by cutting it laterally for tracking corners and non-planar surfaces. The invention also relates to the method for making and setting up such a duct.

Abstract: A portable flipchart plastic blow molded easel having a display portion telescopically arranged on a pedestal base portion having legs pivotally secured to and foldable away from the base portion for holding the easel upright, the legs and portions having cooperating interconnected means for securing the easel in selected extended or collapsed condition, for table top or floor use and having nesting structure for holding like collapsed easels stacked together during transport and storage.

Abstract: A foldable walking stabilizer device to assist movement of a physically disabled person, having a base with horizontally aligned opposed arms joined by a connecting arm, rotatable wheel assemblies adapted for rotation responsive to movement by a disabled person, one wheel assembly arranged on each of opposed base arms, upright members extending from each opposed arm above a wheel assemblies, supporting the disabled person between the base arms, and means for regulating movement of the device. The device has a novel spring loaded caster assembly for clearing obstacles, and a braking and tension system which permit the device to be stopped or slowed down.

Abstract: A portable flipchart plastic blow molded easel having a display portion telescopically arranged on a pedestal base portion having legs pivotally secured to and foldable away from the base portion for holding the easel upright, the legs and portions having cooperating interconnected means for securing the easel in selected extended or collapsed condition, for table top or floor use and having nesting structure for holding like collapsed easels stacked together during transport and storage.

Abstract: A combination apertured garment pocket and object adapted for securement in the pocket, where the pocket is attached to the garment by seams and has apertures therein, and the object, which may be a teddy bear, having appendages, is adapted to be removably secured in the pocket so that the appendages extend outside of the pocket through the apertures and are visible when positioned in said pocket, the apertures being arranged through the pocket panel spaced apart from the seams. The garment may have two dimensional graphic indicia arranged on it and the three dimensional object, when secured in the pocket, forms a part of the graphic indicia.

Abstract: A rotating seal body for a face type seal having a rotor portion secured on and rotatable with a shaft and a stator portion for securement in a housing and sealing faces on each of the portions in rubbing abutment, wherein the seal has thermally conductive components providing a heat flow path from the rotor face through the stator portion to the housing for dissipating heat of friction generated between the rubbing faces. The seal may be unitized by a lip on the rotor portion which interconnects and is engaged with the stator portion for connecting the seal portions together and placing the faces in sealing position. A flexible membrane, which may be arranged on the rotatable shaft, and a spring element may be provided in the rotor portion to maintain the sealing faces in abutment during rotation of the shaft.

Abstract: Coin management devices having a transparent tubular device for receiving and aligning coins flat surface to flat surface and a tray into which aligned coins are arranged and the accumulated value of such coins ascertained. The tubular device has a tube of a diameter greater than a coin, with a mouth arranged midway its length communicating therewith. The tray has a channel into which aligned coins may be placed and indicia associated with the channel for ascertaining the value of coins accumulated therein. The tray may also have legs for elevating one end. A coin management method is also taught which utilizes the coin management devices, and includes the step of rocking and jiggling the tubular device to align coins into a column of a given denomination.

Abstract: A control and detector for a railroad switch point having a detector mechanism which is secured to a stockrail at the switch point where the stockrail is intended to be in contact with a corresponding switchrail. The detector mechanism is secured in a housing and has a plunger assembly biased in the direction of the switchrail and reciprocably secured preferably in alignment with the switchrail at the switch point. Electrical contacts connected to the plunger assembly report contact or a lack of contact between the switchrail and the stockrail. A contact on the switchrail at the switchpoint for reciprocates the plunger against the electrical reporting contacts when the switchrail is in physical contact with the stockrail at the switchpoint. A heating element is associated with the switchpoint and us energized in response to contact between the stockrail and switchrail as detected by the detector mechanism.

Abstract: A panel system for office workstations wherein a display board is removably secured to a hanging bar, The bar has a bracket assembly for selectively and removably hanging it onto a selected surface and has flanges arranged in the bar which may receive the bracket assembly and which removably secure the display board on the hanging bar when the display board is oriented with the flanges in a predetermined position. The display board has a frame defined by top, bottom and side extrusions and corner members joining the extrusions together, utilizing channels arranged in the extrusions, and hangers slideably fixed in the extrusion channels which are adapted to be secured in channels when properly oriented therewith. A tray may also be removably secured in the channels of the display board extrusions in selected removably secured positions.

Abstract: A laser disc protector system for holding a laser video disc which may have indicia describing the contents and which consists of a transparent envelope, the envelope comprising sheets of flexible plastic material secured together on their edges, one edge a being open to permit a laser disc package comprising a disc inserted in an anti-static sleeve which is contained in a cardboard jacket, which may be the manufacturer's original cover for the disc, to be inserted into and withdrawn from the envelope, one sheet of which may be rigid for holding the envelope upstanding, there being a flap over the open end of the envelope to contain the laser disc package positioned safely within the envelope when is arranged in a store for browsing by a customer, or during transport, rental or storage.

Abstract: A pocket for a garment adapted to removably receive an object having appendages partially visible therein, wherein the pocket is a panel of flexible yieldable material which has a top and sides, with openings therethrough, and the object may be inserted into the pocket with its appendages extending through the top and a side opening. The pocket may have a bottom side parallel to the top side and opposed parallel sides and tapered sides between the parallel sides and bottom side, and openings through the tapered sides. The garment may have graphic indicia arranged on it and the object, when secured in the pocket, forms a part of the graphic indicia.

Abstract: A safety detector for a railroad switch point having a detector mechanism which is to be secured to a stockrail at the switch point where the stockrail is intended to be in contact with a corresponding switchrail, in which the detector mechanism is adjustably secured in a housing located below the stack rail and has a spring loaded plunger assembly normally biased in the direction of the switchrail and reciprocably secured preferably beneath the stockrail in alignment with the switchrail at the switch point, electrical contacts connected to the plunger assembly for reporting contact or the lack of contact between the switchrail and the stockrail, and a contact on the switchrail at the switchpoint for reciprocating the plunger against the electrical reporting contacts when the switchrail is in physical contact with the stockrail at the switchpoint.

Abstract: A safety detector for a railroad switch point having detector mechanism which is to be secured to a stockrail at the switch point where the stockrail is intended to be in contact with a corresponding switchrail, in which the detector mechanism is adjustably secured in a housing and has a spring loaded plunger assembly normally biased in the direction of the switchrail and reciprocably secured through the stockrail in alignment with the switchrail at the switch point, electrical contacts connected to the plunger assembly for reporting contact or the lack of contact between the switchrail and the stockrail, and a contact on the switchrail at the switchpoint for reciprocating the plunger against the electrical reporting contacts when the switchrail is in physical contact with the stockrail at the switchpoint.