Abstract: An attachment for temporarily converting a flexible cord-type lawn trimmer to a lawn edger is disclosed. The attachment comprises a base plate for mounting to the housing of the lawn trimmer. The attachment includes an edge guide, a deflection shield, a bracket and wheels mounted to the base plate. The bracket supports a portion of the lawn trimmer housing upon securing the base plate to the lawn trimmer.

Abstract: A modular, self-contained window insert made up of two panes of glass or impact resistant plastic which are secured within a frame which is sealed to prevent the entry of dust into the interior of the window unit. A shade in the form of a double accordian, collapsible sheet is placed within the window unit between the two panes of glass and can be moved upward or downward by use of a perimeter control mechanism secured to the frame.

Abstract: For use with a subsea well incorporating an external conductor pipe extending upwardly above the seabed, a well support miniplatform is set forth. In the preferred and illustrated embodiments, the preferred embodiment describes a longitudinally split, flange equipped, bolt joined elongate conductor clamp supported on a frame at the bottom thereof and having a plurality of appended upstanding braces. The support frame is adapted to be rested on a seabed and held in place by a number of anchors driven into the seabed at corners. The support frame is selectively installed after completion of a well wherein the conductor pipe extends above the seabed. The support frame may subsequently be removed after installation of a permanent platform. In alternate embodiments, the support frame may be installed as a permanent structure. A boat landing and miniplatform may be mounted on the conductor pipe or the conductor clamp supported by the support frame.

Abstract: In an exercise device having an elongate frame, a user can exercise by engaging four slides, one for each limb. The slides travel along parallel paths, enabling reciprocating motion. Each slide connects to a chain or cable segment to enable reciprocating cable motion. The motion is coupled to elongate cables (one or more) which connect to gears, causing reciprocation of clutches, thereby impulsing a fly wheel in a single direction and causing rotation.

Abstract: For use in inspecting the interior pipelines and other machinery subjected to risk of explosive gasses, an improved explosive proof apparatus is disclosed. The apparatus includes a periscope assembly having an optical system and lamp sealed therein for viewing a specified area subject to illumination by the lamp. Moreover, a separate battery pack is included. A flow of nitrogen gas is delivered to the battery pack and periscope to surround the electrical components to thereby prevent explosion.

Abstract: An apparatus for filtering the oil flow of an engine. The apparatus includes a full-flow filter, whose forward end is adapted to permit use of the full-flow filter either with or without a by-pass filter. The rear end of the full-flow filter is attached to an oil filter bushing, in the same manner as the typical spin-on type oil filter. If the user desires to use the full-flow filter with the by-pass filter, a small hole may be punched in the forward end of the full-flow filter. From this hole, a small portion of oil flows through a connecting hose into the by-pass filter. This small portion of oil is then filtered by the by-pass filter and flows out of the by-pass filter through a second connecting hose to an existing oil system line access, such as the drain pan plug, oil filter cap, or engine valve cover. The by-pass filter is mounted to the engine with a sleeve having grommets. A method of retrofitting an engine for use with the full-flow filter and by-pass filter is also provided.

Abstract: A door locking device is provided for securing a door with a dead bolt having a thumb knob on the inside of the door for throwing a dead bolt into a striker plate with the door jamb. The door locking device has a support body attached to the inside of the door, a dead bolt slide slidably engaged with the support body, and a keeper attached to the door jamb with at least one keeper hole lying in a plane substantially perpendicular to the plane of the door in the closed position. The dead bolt slide provides a second dead bolt locking function by engaging the keeper while simultaneously rendering the dead bolt lock within the door unopenable with a restriction means that restricts rotation of the thumb knob from its locked position.

Abstract: In the preferred and illustrated embodiment, a safety relief valve, subject to control of redundant pilot valves with a control system, is set forth. A safety relief valve is ordinarily installed in a fail safe circumstance; accordingly, this control system incorporates redundant pilot valves which respond independently of one another having outputs utilized in the control system to trigger operation of the safety relief valve. The control system has, in its preferred form, an elongate body mounting redundant pilot valves on common manifold passages. If any pilot valve forms a signal requiring operation of the safety relief valve, that signal for the safety relief valve adjusts the setting of the safety relief valve.

Abstract: Apparatus and method for setting knife blade depth. The apparatus comprises a magnification device and a removable tray in operative engagement with a digital micrometer. The method comprises the steps of positioning the edge of the knife holder flush with a fixed vertical plane extending through a reticle axis within the magnification device, zeroing the micrometer, rotating the micrometer handle until the tray and edge of the knife holder have moved a predetermined distance away from the fixed plane, and adjusting the knife blade until the edge of the knife blade is flush with the fixed plane.

Abstract: A hammer mill for treating scrap metal including a rotary hammer means for delivering impact blows to scrap metal is shown. Discharge grates are provided for disposing of the scrap metal through discharge outlets for the hammer mill. The rotor is a disc type with rotating hammers located on pins extending through the discs. A plurality of caps are circumferentially located around each disc and attached thereto for protecting the disc against excessive wear. A dual feed roller feeds the scrap metal to the hammer mill to be shredded.

Abstract: A repair material enabling regrowth of damaged bones is set forth. In the preferred and illustrated embodiment, the repair material is polydivinyl benzene in particulate form. The particles are typically random sizes in a specified range, relatively porous, having a relatively high surface area per unit weight, thereby enabling bone growth supported by such particles.

Abstract: A rotating shelf barbecue oven for commercial establishments is shown. Meats being barbecued are located on shelves in an upper compartment while heat and smoke for barbecuing comes from a lower compartment. Flues in the side walls provide for flow of heat and smoke from the lower compartment to the upper compartments. A shaft extends through the upper and lower compartments and connects to the shelves for rotating the shelves and meats thereon during barbecuing. The compartments, including the flues and the shaft, are constructed to allow for steam cleaning of the upper compartment without the water getting into the lower compartment. Also cooking grease is prevented from dripping into the lower compartment.

Abstract: The present invention has a rod with a handle on one end and on the other end a means for dispensing tape. A means for actuating a take-up reel for the tape is also provided. By operating the actuating means, the take-up reel is advanced, tape from the dispensing means is drawn over a roller mounted on the lower end of the rod. Because the sticky portion of the tape is away from the roller, the tape may be pressed against small pieces of litter located on the ground, which small pieces of litter stick to the tape and are wound around the take-up reel. The actuating means controls how rapidly the tape will be dispensed and taken up.

Abstract: A modular gate opening apparatus comprising a mounting frame which can be used to buttress a deteriorated fence post or secured to a new fence post. A vertical portion of the frame comprises a plurality of apertures in axial alignment allowing a wide variety of fastening means to be used to secure the frame in a number of configurations. A gate-receiving bracket is hingedly secured to the frame and is adapted to accomodate a wide variety of gate sizes. Actuator means are provided to move the gate receiving bracket, and the gate carried thereon, between an open and a closed position.

Abstract: The present invention relates to an apparatus for packaging portions of an extrudable product, such as butter or margarine. The entire apparatus is driven by a single motor with all operations being synchronized therewith. The pliable product is pumped through an extruder, cut into portions, and deposited on one layer of channeled substrate and covered with another layer of substrate, which has an adhesive applied thereto. The substrates are then drawn between compression rollers and cut between the product portions and the product portions automatically fed to trays. As each tray is filled, a rapid advance moves the tray forward a predetermined amount so that the product portions will continue to feed into the next tray. As the trays move forward, they are removed from the entire apparatus for either shipment and/or storage. The adhesive holds the upper substrate to the lower substrate for enclosing the product portion.

Abstract: The automatic insertion device will insert or withdraw a piston rod into a pressurized fluid pipeline. In one embodiment, the piston rod will allow intrumentation on the exterior of the pipeline to directly sense the pressure of the fluid inside of the pipeline. In an alternate embodiment, the piston rod may be used to remove liquids from the pressurized pipeline. In the preferred embodiment, a cap is put on the end of the piston rod to isolate it from the pressure inside of the pipeline. The automatic insertion device can then be equipped with a turbine meter, a temperature sensor, or doppler measuring equipment. In another embodiment, a pitot probe can be placed on the end of the pipeline for measurement of differential pressure which, with additional instrumentation, can be used to measure flow through the pipeline. In another embodiment, the automatic insertion device can be combined with a pump to remove samples of the fluid within the pipeline.

Abstract: An electrically insulative chemically resistant support pedestal is provided for supporting heavy mechanical objects, such as chlorine cells which are positioned above a support floor. Each support pedestal is defined by a body of epoxy material for chemical resistant and structural support, which defines a central vertical passage intersecting the upper and lower surfaces of the pedestal. Leveling bolts extend from the lower portion of the epoxy body and function both to anchor the body in assembly with the support floor and to level it. The epoxy body is positioned in assembly with the floor and leveled, after which a quantity of uncured epoxy material is caused to fill the central passage of the body and fill the space between the epoxy body and the support floor to thereby establish grouted contact between the pedestal and the support floor.

Abstract: A method for orienting and stacking primers one on top of another in a vertical upright position inside of a tubular receptacle.An apparatus with a slotted hopper and a gate to orient and stack primers in a removable tubular receptacle one on top of another in a vertical fashion. The apparatus can include a vibrator to facilitate orientation of the primers in the hopper and to speed passage of the primers through the apparatus. The apparatus may further include a handle to allow it to be held in one hand. In an alternative embodiment, the tubular receptacle is not removable from the gate. Another embodiment has a smooth hopper and a tubular receptacle to receive and stack primers one on top of another.An alternative embodiment of the apparatus has a removable gate and a removable receptacle to accommodate different sized primers.