Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 4192017 | Visored headgear Headgear comprising a head-encircling band of extruded or molded thermoplastic having a channel formed along one edge and a transparent crescent-shaped plastic visor attached at its concave edge to the band within the channel so that said edge is conceale... | 03/11/1980 |
| 4192018 | Baseball glove A baseball glove having a thumb and finger stalls, a crotch portion between the base of the thumb stall and the base of the next adjacent finger stall, and a web extending between and being secured to the thumb and next adjaent finger stall and to the cro... | 03/11/1980 |
| 4192019 | Mini-sock An improvement in a mini-sock comprising an abbreviated ankle portion defining a flap designed to overhang a shoe in the heel portion thereof.... | 03/11/1980 |
| 4192020 | Heart valve prosthesis A prosthesis for an inadequate or diseased heart valve, the prosthesis being formed of a porous fabric comprising multifilament synthetic yarns supported on a plural-lobed frame. The frame has generally parallel legs each comprising a pair of rod portions... | 03/11/1980 |
| 4192021 | Bone replacement or prosthesis anchoring material Bone replacement or prosthesis anchoring material on the basis of sintered calcium phosphates which consists of a mixture of calcium phosphates with low or high-molecular-weight organic substances. More specifically, the anchoring material consists of a m... | 03/11/1980 |
| 4192022 | Artificial intraocular lens with improved stave An artificial intraocular lens designed for mounting within the anterior chamber of a patient's eye is disclosed. A substantially circularly shaped lens body which is refractive to light is provided with a pair of loops and a stave. The stave which is mad... | 03/11/1980 |
| 4192023 | Bidets or like apparatus The invention provide a water washing bidet-like apparatus for use with a normal water flushing toilet and comprises a nozzle (27) which can be normally located directly underneath the flushing rim of the toilet pan and moved by the user to an operative p... | 03/11/1980 |
| 4192024 | Spa lounge This invention relates to a lounge to be used specifically in connection with a hot water spa, in which the lounge is constructed of water resistant materials and is constructed out of strips of material leaving large spaces in between the strips for the ... | 03/11/1980 |
| 4192025 | Cover for swimming pool A thermal blanket or cover for a swimming pool. The blanket consists of a covering of flexible plastic sheet material to which are secured strips of foam-backed plastic sheet material to provide flotation and reinforcement.... | 03/11/1980 |
| 4192026 | Drain valve ball lever A pop-up drain valve assembly for a sink includes a drain plug and control means for raising and lowering the plug to open and close the drain. The control means includes a manually operable plunger rod and a unitary, one piece, plastic ball lever that pi... | 03/11/1980 |
| 4192027 | Toilet A portable toilet is provided with a bowl having an outlet port in its bottom, this being closed by a yoke shaped, pivotal valve member movable between a first position in which it closes the outlet port and a second position in which it uncovers the port... | 03/11/1980 |
| 4192028 | Adjustable bed frame In accordance with the invention there is provided a bed frame with end rails of adjustable length, each of the end rails including an inner rail member having horizontal and vertical flanges in nested relationship with an outer rail member having horizon... | 03/11/1980 |
| 4192029 | Head and neck supportive device for hemiside reclining persons Disclosed are plural segments cushiony pillows, preferably in the form of three hingedly connected independent cushiony segments, to comfortably nestle, and yet firmly support, the head and the neck of hemiside reclining persons. With the preferred three ... | 03/11/1980 |
| 4192030 | Camping accessory Camping accessory consisting of inner and outer baglike envelopes formed with corrugations and sealed together for forming an air-tight enclosure adapted to be filled with air under slight pressure.... | 03/11/1980 |
| 4192031 | Waterbed mattress A waterbed mattress construction includes baffle means for dampening water wave action. The dampening means comprises one or more flexible plastic strips welded to the interior bottom surface of the mattress and flotation means welded to the other end of ... | 03/11/1980 |
| 4192032 | Contour sheet for a convertible sofa bed A contour bedding sheet for use with a convertible sofa bed mattress that prevents tearing, ripping or engagement of the sheet with the sofa bed frame members. The sheet includes a fabric area for covering the top of the mattress, first, second, and third... | 03/11/1980 |
| 4192033 | Shoe upper conforming machines A control system for a shoe upper conforming machine, more especially a pulling over and toe lasting machine, includes a computer control which supplies control signals sequentially, according to a programmed instruction, to actuating means for the variou... | 03/11/1980 |
| 4192034 | Bowling ball cleaner with pneumatic control of ball lift, brushes and cleaning compound A bowling ball cleaner having pneumatic movement of the ball lift and a cotton strand brush, and atomized deposit of cleaning compound to the brush.... | 03/11/1980 |
| 4192035 | Ultrasonic toothbrush Apparatus for use in personal dental hygiene care comprising an elongated member formed at least in part of a piezoelectric member with a pair of contacting surfaces intermediate the respective ends thereof with a brush member adapted to be received withi... | 03/11/1980 |
| 4192036 | Apparatus for processing the surface of bodies having irregular contours An arrangement for processing surfaces of bodies having irregular contours, in which a rotating body driven by a shaft guided in it, is held against the surface to be processed. A plurality of sections are held against the body, and the shell surface of t... | 03/11/1980 |
| 4192037 | Wheel-scrubbing mechanism for vehicle-washing apparatus A portal frame of a vehicle-washing station, carrying cylindrical brushes for scrubbing the body of a vehicle moving relatively to that frame, supports a pair of oppositely disposed wheel-cleaning units with respective rotary brushes confronting the sides... | 03/11/1980 |
| 4192038 | Apparatus for cleaning and/or coating Apparatus for cleaning and/or coating generally smooth surfaces and the like comprising a generally elongated unitary movable member including a pair of spaced apart and generally parallel blade projections, each extending from and along one surface of th... | 03/11/1980 |
| 4192039 | Door guidance, especially for the tail door of a station wagon A door guide for a rear door or tailgate of a station wagon with the guide including a first member, fixed to a body portion of the station wagon, having at least one wedge-shaped recess which is adapted to receive a projection of a second fitting member,... | 03/11/1980 |
| 4192040 | Apparatus for cutting open and cleaning the stomachs of small animals, for example poultry Apparatus for cutting open and cleaning the stomachs of small animals such as poultry comprises a conveying wheel, which has around its periphery chambers for holding said stomachs, means for feeding said stomachs to said chambers, a knife which extends i... | 03/11/1980 |
| 4192041 | Method and apparatus for forming a sliver A method for converting a multifilament bundle of a synthetic material into a sliver and an apparatus for effecting the method. The apparatus comprises: a feed roller device for feeding the bundle; a draft roller device consisting of a pair of draft rolle... | 03/11/1980 |
| 4192042 | Apparatus for breaking textile fiber bales An apparatus for breaking textile fiber bales includes at least two spiked breaker members rotated in the working direction for opening the bales at their underside; a stationary support rack for receiving thereon a plurality of bales juxtapositioned in t... | 03/11/1980 |
| 4192043 | Closure seal and apparatus for applying the same A closure seal for use in securing overlapped bands wrapping a package as disclosed in which the closure seal has a floor portion, a flange extending from one side thereof and a flap having two flap portions extending from the other side thereof. Apparatu... | 03/11/1980 |
| 4192044 | Connector and captive ball incorporating same The invention relates to a connector for detachable connection to an article to enable a cord, chain or the like to be attached to the article. There is disclosed a connector attached to a ball to provide a captive ball for playing games. The connector ha... | 03/11/1980 |
| 4192045 | Adjustable spreader for tubular knitted fabric The disclosure is directed to apparatus for processing of tubular knitted fabric, including an internal flat spreader and width-adjustable edge drives, typically used in connection with other processing apparatus, such as calenders, padding equipment, com... | 03/11/1980 |
| 4192046 | Locking apparatus for bar-shaped elements as used in weaving A locking apparatus for weaving by means of small bores, consisting of a lower block and an upper block, one surface of a block is provided with centering ribs forming channels. The bars are accommodated in the channels and maintained by pressing the uppe... | 03/11/1980 |
| 4192047 | Method of treating multifilament synthetic yarn A method of producing commercially usable textured synthetic multifilament yarn from commercially produced undrawn multifilament synthetic yarn of a type which has normally a limited operational life and which has exceeded the normal operational life for ... | 03/11/1980 |
| 4192048 | Texturizing a textile product A textile product formed of at least one thermoplastic yarn is texturized by subjecting the yarn simultaneously to a mechanical traction force and a high frequency electrical field applied at local points on the yarn. In order to increase the efficiency o... | 03/11/1980 |
| 4192049 | Method of manufacturing battery plates An improved battery plate comprises a grid or web of woven non-conductive material having lead metal or other electrically conductive material wires as some of the weft and possibly some of the warp threads. By alternately applying positive and negative a... | 03/11/1980 |
| 4192050 | Method of making a helically grooved roller In a grooved drum with a working drum surface of metal consisting of a cylindrical inner drum on which at least one ribbon is helically wound, turn by turn, the radially outer boundary of which forms the working drum surface, the ribbon also forming axial... | 03/11/1980 |
| 4192051 | Method for manufacturing fully sealed piston ring For fabricating a compression piston ring, two identical split-ring members are formed, each having parallel planar side faces and a cylindrical outer edge face. For each ring member, circumferentially overlapping fingers are formed at the adjoining ends,... | 03/11/1980 |
| 4192052 | Method for bonding a heat exchanger fin to a tube The fins of a heat exchanger are brazed to the exterior of the fluid-carrying tube by means of a lower melting point cladding on the tube which forms a secure bond between the tube surface and the unconfigured portion of the perimeter of the tube-receivin... | 03/11/1980 |
| 4192053 | Method for retubing a steam generator A system and method for retubing a steam generator for a pressurized water reactor while the steam generator is in place in a containment vessel.... | 03/11/1980 |
| 4192054 | Railroad roller bearing puller An overhead mount is provided for disposition over a section of track along which railroad axle/wheel assemblies may be rolled and an elongated horizontal support structure for disposition transverse to the aforementioned track section is adjustably suspe... | 03/11/1980 |
| 4192055 | Band welding fixture A welding fixture includes members supporting the ends of a print band and spaced to permit welding of the ends of the band with a laser beam. The edges of the band on either side of the weld joint are held parallel by means of at least two alignment pins... | 03/11/1980 |
| 4192056 | Assembly tool A tool for fixing the position of an optical fiber with respect to the connector containing same. The connector containing an optical fiber is fastened to a movable connector support which is moved into position with respect to a collar that causes portio... | 03/11/1980 |
