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Patents Published on 09/17/1991


See All Patents Issued In 1991


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NumberTitleIssue Date
5048201Laminar flow system for drying parts
A system for drying microelectronic, optical and other parts that in the course of their processing are rendered wet with solvents or other liquids, which if not fully evaporated from the parts will contaminate and impair their quality. The system include...
09/17/1991
5048202Carpet dryer
An improved carpet dryer is disclosed for drying carpets saturated with water. The dryer includes a securing mechanism for maintaining the edge of a carpet on the upper surface of the air outlet portion of the device. The device further incorporates a shr...
09/17/1991
5048203Athletic shoe with an enhanced mechanical advantage
An athletic shoe comprises an upper member and a sole member. The sole member is characterized in having a substantially flat bottom surface, a lateral channel in the sole's bottom surface at the metatarsal area of the user's foot, and a set of inwardly c...
09/17/1991
5048204Securing and adjuster device, particularly for ski boots
Securing and adjuster device for ski boots, composed of a circular winder, which is actuated by a knob and is connected for example to a foot presser, and of a vertical lever, which actuates a cable for closing the quarters; when the lever is opened, the ...
09/17/1991
5048206Combined snow shoveling device and cart
A combined snow shoveling device and cart for removing snow from surfaces in one mode of operation and for hauling debris in another mode of operation includes a scoop arranged with a reinforced front edge for scooping snow or other material from a surfac...
09/17/1991
5048207Adjustable discharge wing plow
A wing plow for use with a main plow has a scraper blade and a fixed moldboard mounted on the top edge of said scraper blade for the inner portion of the wing plow and a flexible moldboard sheet member joined to said rigid moldboard section and extending ...
09/17/1991
5048208CD case clip handler
A clip for use with a CD case is made of a single strip of bent metal to form top and bottom plates that engage the top and bottom surfaces of the ridge of a CD case. A connecting plate is connected between the top and bottom plated and engages against a ...
09/17/1991
5048209Apparatus for cyclic rearrangement of a sheet stack
An apparatus for cyclic rearrangement of a stack of sheets includes a transfer system for an individual sheet so as to displace it from one stack end to the other stack end. The transfer system includes at least one pivotable element, namely a bent wire e...
09/17/1991
5048210Device for illuminating residence information
A device for illuminating residence information. More specifically, it relates to a device which can be quickly and easily installed on a new or existing vertical lamppost and connected to a power supply for illuminating the resident's name and/or street ...
09/17/1991
5048211Safety lock for firearms
A chamber and bore lock for a firearm includes a rod adapted for receipt within the barrel bore of the firearm. One end of the rod has a fixed plug with an abutting O-ring. A pair of sleeves are received upon the rod with an O-ring therebetween. A threade...
09/17/1991
5048212Firearm lock assembly
A firearm lock assembly includes a trigger blocking element and a cable lock which passes through the receiver to secure the breech bolt of the firearm in an open condition and which cooperates with the trigger blocking element to lock the trigger in a di...
09/17/1991
5048213Closure arrangement for a gunstock storage space
The closure arrangement for a gunstock storage space comprises a holding plate (6) which can be attached to the butt plate and which is provided with an essentially rectangular access opening through which a storage recess (3) provided in the butt (1) is ...
09/17/1991
5048214Revolver grip with cartridge storage
A modified grip panel for the handle portion of a revolver is provided with a thickened upper extremity having circular cylindrical bores that frictionally secure flanged cartridges. When attached to the revolver in the usual manner of a grip panel, the m...
09/17/1991
5048215Front grip for a firearm
An optional removable front grip usable with any firearm having a barrel shroud formed with a row of regularly spaced openings on its underside. Such openings are routinely provided to ventilate the barrel. The invention front grip is hollow and is provid...
09/17/1991
5048216Barrel forcing cone bushing and tooling
A barrel forcing cone bushing for a revolver adapted for firing high intensity ammunition, which bushing is provided for installation in the weapon frame in abutting and sealing engagement to the throat or lead end of the revolver barrel. The bushing is i...
09/17/1991
5048217Overlapping cover for guns with extended magazines
A new protective covering apparatus (6) for guns with high capacity extended magazines providing protection for the receiver (18), magazine (22) and trigger guard (28) while the gun is being carried in the field or stored. The covering apparatus (6) is co...
09/17/1991
5048218Game luring device
A game luring device includes a container mounting a liquid absorbent wick therewithin wherein the wick includes a central rigid core upon which the wick is secured with the core extending above the wick coaxially thereof and mounted within inverted conic...
09/17/1991
5048219Free floating fish catching device
A free floating fish catching device is provided having a large dimension, generally flat float structure having upper and lower surfaces. A connector projection extends upwardly from the central portion of the top surface and defines an aperture to recei...
09/17/1991
5048220Ice fishing trap
An apparatus including an elongate extensible and collapsible cylindrical housing, with a rigid annular ring mounted at an upper end of the housing and a rigid cylinder mounted at a lower end of the housing, with a ring including a plurality of handles, w...
09/17/1991
5048221Catch and release trap
An apparatus for releasibly grasping objects has an elongated handle having a first end with a pair of grasping hands and a second end. Each hand has a stem end pivotally connected to the first end of the handle and a grasping end. Closer force means is o...
09/17/1991
5048222Crab catcher
A crab catcher for use with baited crab line includes a mesh box cage or basket with an opened end facing in the direction of motion of the boat. It is mounted in a frame alongside a moving boat, just under the water. Crab line is run over two rollers, fo...
09/17/1991
5048223Fishing rod
A fishing rod has a reel mounting member and grip members secured to an outer periphery of a rod stem member. One end of the grip member is extended to the portion opposite to the reel leg fixing portion in the vicinity of the reel mounting member, so tha...
09/17/1991
5048224Insect trap
An insect trap includes a vertically mounted member, the outer surface of which is coated with a non-drying adhesive layer. The ends of the tubular member are mounted in end caps which serve to position the tubular member in a container and also to catch ...
09/17/1991
5048225Insect feeding station
An insect feeding station have a central poison area, guide and baffle walls leading from the periphery of the station to the central poison area and a cover, optionally having transparent means to view said poison area. When the cover is transparent, or ...
09/17/1991
5048226Appartus for selecting and discharging seeds
A seeding machine has a drum and roller urged together to define a seed trough. Bristles close one end of the trough and a hopper adjacent that end feeds a continuous supply of seeds to the trough. The seeds flow along the length of the trough and are dis...
09/17/1991
5048227Method of cultivating agaricus blazei mushroom
An artificial cultivation method of Agaricus blazei, i.e., edible basidiomycetes which grow wild in fields and mountains in the Sao Jose do Rio Preto district located northwestward of Sao Paulo city, Brazil. The optimum cultivation conditions have been es...
09/17/1991
5048228Composite agrotextile and its applications
The agrotextile comprises a porous sheet (1), permeable to air and water and equipped in the direction of its longest dimension with added side strips (2, 3) intended to be buried in the soil for fastening the whole to the ground. The sheet is of woven, k...
09/17/1991
5048229Tree trunk protector
A device for surrounding the trunk of trees comprising of two or more vertical pieces joined together by locking apparatus. Devices vary in size to accommodate different size trees. Once the device is installed, it serves to safeguard the lower trunk of t...
09/17/1991
5048230Support for Christmas tree or analogous elements
A conserving device for plants includes a receptacle, a support member formed of two retaining elements of which at least the first one is provided with fasteners enabling it to be fixed in a detachable and/or movable manner to the receptacle, and fixing ...
09/17/1991
5048231Plant support constructed for compact nesting
A plant support for providing support to the branches of a growing plant such as a tomato plant. The plant support comprises a plurality of vertical supports connected or welded to a top horizontal support leaving a remaining open side. The open side of t...
09/17/1991
5048232Slider for door windows of vehicles and methods of manufacturing the same
A slider for door windows of vehicles, comprising: a metal slide base comprising a base frame fixed to a door window glass, a sub-frame parallel with said base frame spaced by a predetermined distance from the base frame and having at least one mounting m...
09/17/1991
5048233Refrigerator door and method of manufacturing same
A refrigerator door is disclosed which comprises a plurality of extruded aluminum frame members of predetermined configuration, each having a number of channels on its inner surface; L-shaped alignment pins for attachment of the frame members to each adja...
09/17/1991
5048234Energy absorbing modular door
A door inner panel and a door outer panel attached together in spaced apart relation defining a cavity. The door inner panel has an opening therein and the door components such as the window regulator and door handles are mounted on the module panel. A pl...
09/17/1991
5048235Predictive high wheel speed grinding system
This invention is a new high wheel speed grinding process that uses only one very hard grade resin bonded grinding wheel of the desired abrasive grit size for the surface finish required, where simultaneously with the grinding of a workpiece the wheel fac...
09/17/1991
5048236Saw blade tooth grinder for saws
A device for grinding saw blades, both hand saws and circular saws so that a predetermined tooth profile is obtained, utilizes a grinding head that moves in one plane and moves the saw in a second plane. The device comprises a saw blade mount, an indexing...
09/17/1991
5048237Attachment for a power tool
An attachment for a power tool (10) has a drive shaft (32) for driving connection to the tool (10) and a rotatable disc (12) linked transversely thereto. The link between the disc (12) and shaft (32) is formed by a flexible membrane (16) which permits rel...
09/17/1991
5048238Non-contact machining of spherical surface
A spherical surface of the workpiece is machined, i.e., abraded or polished, with an abrasive particle layer on a tubular jig. The tubular jig is rotatable about a first axis, and has a through passage extending along the first axis and having a tapered s...
09/17/1991
5048239Apparatus for mounting a decompression wall panel in an aircraft or spacecraft
Damages to load supporting structures in an aircraft or spacecraft resulting from an explosive decompression are minimized or avoided by rapidly making available at least one relatively large flow-cross-sectional area. This is accomplished by mounting a ...
09/17/1991
5048240Removable component for fastening an element to be fastened to the ground and method for implementation thereof
Removable component for fastening an element (3) to be fastened to the ground (2), such as film, net for protecting a plantation fastening for horticulture, agriculture which is rigid and undeformable and comprises at least a principal elongated peg (7) i...
09/17/1991
5048241Lawn edging apparatus
An apparatus is set forth including a first shield with a first "J" shaped end mounted within a second "J" shaped end of a second shield to permit relative pivotment of the first shield relative to the second shield. The "J" shaped end of the second shiel...
09/17/1991
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