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Patents Published on 05/22/1984


See All Patents Issued In 1984


1                      
NumberTitleIssue Date
4449251Neck and collarbone protector
A lightweight sports neck and collarbone protector is provided for sports players, especially for lacrosse or hockey players, comprising a combined bib and upstanding collar to protect the clavicles and throat of the wearer respectively, the bib and colla...
05/22/1984
4449252Protective garment for a bowler
A protective garment for a bowler is described including a generally rectangular towel member having upper and lower ends adapted to be positioned over one of the bowler's breasts and generally extending from the bowler's shoulder to the bowler's waist. A...
05/22/1984
4449253Quick evacuation fireman's coat
A fireman's coat is modified by the addition of several emergency evacuation straps along the sides, the tops of the shoulders, and behind the neck, to permit a fireman overcome by smoke or otherwise incapacitated to be effectively and quickly evacuated b...
05/22/1984
4449254Garment
A two part garment comprising a bikini bottom or high cut leg hole garment, and transparent pants in which the latter extends beyond the former and a short way down the thighs....
05/22/1984
4449255Eyepiece for protective devices
A unitary transparent eyepiece has a planar outer rim and a planar inner viewing zone, the plane of the inner viewing zone being inclined at an angle to the plane of the outer rim. The angle between the, preferably circular, inner viewing zone and the, pr...
05/22/1984
4449256Leg extension jumpers
A unique arrangement for leg extension jumpers consists of elastic members connecting movable extension tubes to guide tubes located at the front and rear of a foot platform. The foot platform is pivotally connected at its front to the front guide tube or...
05/22/1984
4449257Intraocular lens and method of retaining in place
An intraocular lens of HEMA plastic cut while hard into a round lens with concentric grooves around peripheral margins. The lens is cut to a size that is small for emplacing but softens and expands to fill a posterior chamber capsule after it has been emp...
05/22/1984
4449258Water-closet with rotary double pan
A water-closet installation is disclosed, which comprises two pans (2, 2'; 20, 20') inside a housing (10) which pans are fixed to a rotary shaft (W; 27), and which, by rotation of the shaft around 180° are movable into each others position. Hereby the up...
05/22/1984
4449259Flush tank metering device
A metering device in the form of an article to regulate by metering the amount of water used to fill the trap in the toilet bowl through the vent tube of a toilet bowl flush tank during a complete flushing and filling cycle of the toilet bowl and the flus...
05/22/1984
4449260Swimming pool cleaning method and apparatus
Hydraulically operated low pressure reservoir or pool cleaning method and apparatus wherein, by the controlled passage of water through actuating valves, plural water exhaust whips are submersibly extended from a pool shell into the closure to agitate the...
05/22/1984
4449261Bed mattress having an improved pillow top
A mattress is provided having a continuous border portion having a removable and reversible pillow top fastened thereto. The border portion has a large cavity disposed therein to receptably receive a core mattress. Differing core mattresses can be inserte...
05/22/1984
4449262Medical couch incorporating a lifting mechanism
The medical couch contains a lower frame, an upper frame for carrying a patient table top, and a link mechanism interconnecting both frames. The link mechanism includes two pairs of pivotally interconnected support arms which are operated in a scissors ac...
05/22/1984
4449263Powered folding support structure
A drive coupling for a power operated folding support structure which is pivoted between a horizontal use position and a vertical storage position by an electric drive mechanism. A drive coupling operatively couples the arm of the electric drive motor to ...
05/22/1984
4449264System for forming custom-made shoe inserts
An automatic system for forming custom-made shoe inserts for a person's feet from a pair of blanks is provided with a foot impression mechanism including a pair of pin arrays for simultaneously forming an impression of the contour of the undersurface of e...
05/22/1984
4449265Swimming pool sweep
A vacuum powered automatic swimming pool sweep for cleaning the bottom of a swimming pool comprising a hollow housing supported by at least one pair of reversible wheels, a reversible impeller disposed within the hollow housing, the reversible impeller in...
05/22/1984
4449266Toothbrush with two segments of bristles
A toothbrush having an elongated handle, the handle defining a center plane containing the longitudinal axis. A pair of bristle-bearing segments, each segment containing a plurality of bristles mounted therein, is connected to the handle by a pair of shor...
05/22/1984
4449267Floor seal strip
A floor seal strip for protecting areas of floor and doorways from the flow of floor care products. A fluid impermeable barrier element has a flat base, from which one side a barrier flange extends upward and in conjunction with a top flange forms a chann...
05/22/1984
4449268Caster wheel brake having an overcenter latch
A caster wherein a brake plate is supported for pivotal movement about an axis intermediate the opposite ends of the brake plate and adjacent the caster yoke and beneath the caster yoke. One end of the brake plate is connected to a toggle mechanism includ...
05/22/1984
4449269Spring biased furniture hinge having a brake mechanism
A furniture hinge for two housing parts has a housing mounted on one furniture part, a hinge arm mounted on the other furniture part, two pivotable hinge plates pivotally connecting the housing with the hinge arm, a spring which forms a locking device, a ...
05/22/1984
4449270Hanging device for curtain straps out of resilient plastic material for closing building openings
The hanging device comprises rigid strap hanging members to which the straps are secured, each formed at its upper part with transversally spaced hook-shaped openings to be hooked on transversal hooking members identically spaced arranged within a rigid s...
05/22/1984
4449271Carcass saw
By providing in a carcass saw an enclosure including at least one exhaustible receptacle for bone dust and other waste generated in the course of sectioning a carcass in a slaughter house, contamination of succeeding carcasses by such waste is eliminated....
05/22/1984
4449272Chute feed adjustment for card evenness
A textile processing system is disclosed in which a chute feeder is juxtaposed with a card as a web supply device for the card, and the card, in turn, is juxtaposed with a coiler device, typically a dual coiler, for coiling sliver into cans, from the outp...
05/22/1984
4449273Hydraulic device particularly for ski boot fastening
The hydraulic device comprises a pumping element which, through a selector assembly, is caused to communicate with one or more driving members provided on a boot and wherewith there is connected a respective hook element for effecting the fastening of the...
05/22/1984
4449274Device for controlling the fitting-on of ski boots and the like
The device comprises a pressure band engageable with the front upper portion of an inner shoe attached with one end to a side area of the boot, whereas the other end thereof is connected to a tension band, effective to be operated by a skiing stick. On th...
05/22/1984
4449275Device to secure belts and similar parts to resin structures, helmets in particular
The device to secure belts and similar parts to resin structures is provided with (Ref. FIG. 4) a block B in elastically yieldable molded material is inserted by snap action in a seat 24 in helmet A engaging forcibly by means grooves and projecting parts ...
05/22/1984
4449276Method for smoothing and brushing pile fabric
Method and apparatus to remove wrinkles in a running web of material by the use of rotating members on the selvedges of the fabric in conjunction with vacuum pressure to urge the selvedges outward and to slightly overfeed the fabric....
05/22/1984
4449277Machine tool with a pallet change function
A machine tool is provided with a double actuation hydraulic cylinder incorporated into a pallet clamp member, which is vertically movable for clamping and unclamping a work pallet onto and releasing it from a work table of the machine tool. The cylinder,...
05/22/1984
4449278Roller for supporting material sensitive to radiation and, method of making the same
A roller for transporting and/or squeezing sheet-like photographic material has a metallic tubular core. The core has a cylindrical central portion of relatively large diameter and a pair of cylindrical ends of smaller diameter which constitute journals f...
05/22/1984
4449279Bag system for transportation of bulk liquids
A bag of tough, flexible material, sealed to be liquid tight except for filling and emptying access ports, is designed for mounting in a standard transportation container. The bag is then filled with a bulk liquid and transported in the container to a des...
05/22/1984
4449280Explosive tube expansion
Apparatus for expanding a tube within a tube sheet has an insert and a detonation device. The insert is sized to fit coaxially within the tube. The detonation device encircles the insert and can produce upon detonation an explosive force. Also included is...
05/22/1984
4449281Method of producing multiple-wall, composite tubular structures
A double-wall composite pipe is produced by inserting an inner pipe in an outer pipe, filling the inner pipe with cold water under pressure to cause the inner pipe to expand plastically into tight contact with the outer pipe, applying heat to the outer pa...
05/22/1984
4449282Assembling components such as lids to chip enclosures
First components such as lids (9) are assembled to second components such as electronic chip carriers (10). Each lid (9) has an external surface opposite a first mating face and each carrier (10) has a second mating face complementary with the first matin...
05/22/1984
4449283Semi-automatic insert tool
The disclosure relates to a semi-automatic helical insert tool that supports a pair of coils of feed strip having helical inserts thereon. The feed strip is fed through a strip guide to an indexing dial which advances an insert into drive position upon re...
05/22/1984
4449284Method of manufacturing an integrated circuit device having vertical field effect transistors
A method of manufacturing an integrated circuit device including vertical static induction transistors (SIT) having a first recess between the gate region and the drain (or source) region to reduce the capacitance between both regions and a second recess ...
05/22/1984
4449285Method for producing a vertical channel transistor
A steep-walled mesa is defined by ion beam, plasma or orientation dependent etch, and has a thick insulating layer over its uppermost surface. The material of the mesa is undercut to leave the insulating layer overhanging. Further insulating material is t...
05/22/1984
4449286Method for producing a semiconductor layer solar cell
A method for producing a semiconductor solar cell in which a layer of semiconductor material is applied to a substrate by means of plasma spraying. The energy density in the plasma zone is maintained sufficiently high that the semiconductor vaporizes and ...
05/22/1984
4449287Method of providing a narrow groove or slot in a substrate region, in particular a semiconductor substrate region
According to the invention, at least one oxidation-preventing layer (2) is provided on the substrate region (1), while on this layer there is provided an oxidizable layer (3). The oxidizable layer (3) is removed above part of the substrate region (1). An ...
05/22/1984
4449288Process for making a winding for a low-power alternator stator
A process making it possible to manufacture and locate a winding of an undulating shape, more especially for an alternator stator of a motor vehicle. Initially externally of the stator and for each phase, a circular flat coil is formed having the desired ...
05/22/1984
4449289Automatic system and method for compressing coil turns and inserting insulators in slots of a slotted stator core
Automatic system and method for compressing coil turns and insulators in stator core slots. Stator cores initially provided with end cuffed slot liners and a set of loosely inserted windings are loaded by the system operator sequentially into holding stat...
05/22/1984
4449290Power insertable nylon coated magnet wire
A magnet wire having a nylon outer coating is described which is capable of power insertion into coil slots in a locking wire size range by virtue of a specific lubricant outer coating. The external lubricant comprises a mixture of paraffin wax and hydrog...
05/22/1984
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