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"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."
Dennis Gabor, British physicist
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| Number | Title | Issue Date |
| 4008494 | Garment collar protector An elongated base strip of flexible fabric is adapted to be adhesively but removably secured to the neck band of a garment, such as a man's shirt. A reversely-folded absorbent collar protector strip straddles the upper edge of both sides of the base strip... | 02/22/1977 |
| 4008495 | Prosthetic bone joint devices An endoprosthetic elbow joint device has a humeral component in the form of two like frusto-cones coaxially connected at their narrow ends and with their wider ends mutually convergently inclined to wedge into the intracondylar notch in the humerus when r... | 02/22/1977 |
| 4008496 | Automated bathing plant An endless conveyor is mounted above a supporting frame on which are disposed an initial station, a final station, and one or more intermediate treatment stations for bathing a patient. A plurality of spaced carriages depend from the endless conveyor abov... | 02/22/1977 |
| 4008497 | Swimming pool play pen The present invention pertains to a novel swimming pool playpen means comprising a foraminous enclosure adapted for suspension in a body of water such that its bottom portion can be operably positioned a pre-determined relatively shallow depth beneath the... | 02/22/1977 |
| 4008498 | Tub pad A water fillable pad for positioning on the tub bottom, the top wall of said water fillable pad having a plurality of elongated air tubes serially apertured, and a compressor with a heating element delivering heated compressed air through a manifold tube ... | 02/22/1977 |
| 4008499 | Collapsible playpen A playpen which can be collapsed to a substantially cylindrical shape to increase its ease of portability.... | 02/22/1977 |
| 4008500 | Fishing boat platform A rotatable platform is provided to support the chair of a bass fishing boat. The platform has the chair rotatably mounted at one end and includes a boat rest for positioning the feet of the fisherman at the other. The feet positioning end preferably incl... | 02/22/1977 |
| 4008501 | Electrically actuated punching and binding apparatus A combination punching and binding machine for gang punching a stack of sheets and binding the sheets with a pre-curled plastic comb-binding element. The machine is electrically operated by energizing a reversible motor which, when operated in one mode ac... | 02/22/1977 |
| 4008502 | Meat gripping and moving cylinder and mount therefor Each of the meat gripping and moving cylinders in a meat scraping machine may be removed from the machine as a complete subassembly and disassembled quickly and easily for cleaning, without the need for tools. Each cylinder includes a carrier framework mo... | 02/22/1977 |
| 4008503 | Rotary shower brush A driven rotary brush is mounted on an adjustable plate, and the adjustable plate is mounted through rails and runners to a wall plate. The wall plate has quick mounting devices such as suction cups for quick attachment. The rails and runners provide easy... | 02/22/1977 |
| 4008504 | Portable shoe shine apparatus A portable and compact shoe shine apparatus with a replaceable roller set which contains a brush, a shoe cream spreader and a buffer, and a casing for housing the said roller set and the shoe cream container. Functions of removing the dirt and clean the s... | 02/22/1977 |
| 4008505 | Above-the-floor adaptor for upright vacuum cleaners An adaptor for converting an upright vacuum cleaner for use as an above-the-floor cleaner. The adaptor includes an open ended housing which is removably fitted over the front of the cleaner chassis and includes an air chamber communicating the cleaner noz... | 02/22/1977 |
| 4008506 | Portable docks and bridges A portable dock of sectional construction in which adjoining dock sections may be connected together by a pivot arrangement which allows the attachment of one dock section to the other without entry into the water over which the dock assembly is to extend... | 02/22/1977 |
| 4008507 | Axle mountings This invention relates to an axle mounting including a plate having first and second interconnected slot portions provided therein. The first slot portion is longer than the second slot portion and the slot portions are interconnected into a substantially... | 02/22/1977 |
| 4008508 | Method and apparatus for processing shrimp and the like De-headed and unshelled shrimp are automatically processed by apparatus including a feed station, an uncurling station, a cutting station, a flattening or spreader station, a cleaning station and a pair of endless conveyor belts which are supported on gui... | 02/22/1977 |
| 4008509 | Machine for filleting fish In a filleting machine for fish for the production of fillets entirely free of bones and including the belly flaps the tail portions of the fillets are cut free by means of belly filleting knives, back filleting knives and separating knives, the fillets f... | 02/22/1977 |
| 4008510 | Fish scaler A fish scaler having a housing with front input opening, a rearwardly declining bottom ramp, and a scaling rotor journalled within the housing. A series of adjacently positioned flexible scaling arms are secured intermediate their ends to and extend radia... | 02/22/1977 |
| 4008511 | Device for adjusting position of taker-in under casing in card A taker-in under casing in a carding machine is disposed below a taker-in roller and between an under casing for a cylinder and a dish plate so as to extend along a portion of the lower peripheral surface of the taker-in roller. In order to vary the spaci... | 02/22/1977 |
| 4008512 | Band clamp of plastics material A band clamp of plastics material comprises a strap, with transversely extending teeth, integral with a toothed flap extending perpendicularly to the strap and connected thereto by a hinge portion of reduced cross-section. When the strap has been formed i... | 02/22/1977 |
| 4008513 | Clasp A male and female element each having one or more prongs for mating engagement with each other. The prongs of the female element have downwardly extending slots for receiving a transverse bar contained in a prong of the male element. A pushing member is p... | 02/22/1977 |
| 4008514 | Method of making ceramic capacitor A capacitor and method of making the same with a very thin dielectric separation of electrodes where a first pattern of a multiplicity of electrodes is defined on a release surface, a very thin layer of ceramic greenware of a thickness incapable of normal... | 02/22/1977 |
| 4008515 | Method of transporting toolholder There are disclosed herein methods for transporting a toolholder between a tool storage rack and a machine tool spindle which include the steps of, in one continuous operation, causing a tool carrier to remove a toolholder from said storage rack and trans... | 02/22/1977 |
| 4008516 | Protective system for evacuating drums A method of removing ink from an ink drum wherein the plunger remains substantially uncontaminated which comprises positioning an open ended plastic sleeve over the drum of ink, gathering the edges of one end of the sleeve together, inserting the gathered... | 02/22/1977 |
| 4008517 | Brake drum and method of manufacture A method of manufacturing a brake drum having a plurality of axially spaced, circumferentially extending ribs provided on the exterior surface thereof. The method includes casting molten grey iron into a mold cavity formed by a plurality of axially split ... | 02/22/1977 |
| 4008518 | Machine tools There is disclosed a tool storage and changing mechanism comprising a rotatable table tool rack having radial sockets to removably hold toolholders, a horizontal arm, forming a track between the tool rack and the machine spindle, carries a mechanical hand... | 02/22/1977 |
| 4008519 | Elastomeric connector and its method of manufacture A matrix connector comprises an elastomer body presenting a pair of opposite contact faces at each of which is disposed a multiplicity of spaced contacts, contacts of opposite faces being interconnected by conductors extending through the body and being d... | 02/22/1977 |
| 4008520 | Contact member and method of manufacture A contact member for high electrical loads has a plurality of component parts. One of these parts is made of a non-welding material resistant to burn-off and another part is made of a solderable material having electrically conductive properties. The mate... | 02/22/1977 |
| 4008521 | Dental tools A dental tool includes an articulated tubular body member having proximal and distal sections angularly adjustable about an elbow housing. An axial drive shaft is located in the proximal section and a slide member is reciprocable in the distal section and... | 02/22/1977 |
| 4008522 | Chalkboard line tool Disclosed is a novel ruler apparatus useful for the rapid and precise marking of a plurality of parallel horizontal lines on a classroom blackboard or the like. This ruler, or line tool to which it is sometimes referred, includes, among other elements, an... | 02/22/1977 |
| 4008523 | Digital electro-optical micrometer and gages This invention pertains to an electro-optical digital precision micrometer and gages wherein a precision scale is carried in a frame and is moved with the movable anvil portion of the apparatus. The precision glass scale has a determined number of lines e... | 02/22/1977 |
| 4008524 | Growth measuring scale An elongated sloping flange I-beam type panel, adapted to be vertically secured longitudinally to a wall surface, is provided with parallel tracks which slidably support a vertically movable head. A coextensive rack is secured to the panel web medially it... | 02/22/1977 |
| 4008525 | Apparatus for processing ware A ware tester comprising a testing station and a conveyor for moving ware past the station, the station including a ware testing tool, and a drive for moving the tool toward and away from the conveyor to engage and disengage the ware and parallel to the c... | 02/22/1977 |
| 4008526 | Openable curvilinear openings of different geometrical shapes A toy comprising a hollow body member having a plurality of differently configurated openings and a plurality of block members corresponding in cross-sectional configuration to the openings. In a preferred embodiment the hollow body member is formed as tw... | 02/22/1977 |
| 4008527 | Educational accounting device A plurality of transaction cards adapted for use with an educational accounting device are disclosed. Each card bears accounting indicia on its upper and lower portions. A pair of numeral-bearing disks are mounted adjacent to the upper and lower portions ... | 02/22/1977 |
| 4008528 | Drawing apparatus A drawing apparatus to assist in providing an artist with a true perspective of the scene viewed on a transparent surface viewed through a fixed eyepiece, the transparent surface being the concave side of a spherical segment encompassing about 60° of arc... | 02/22/1977 |
| 4008529 | Teaching apparatus and method A teaching apparatus and method are disclosed which utilize pages having written material thereon to be learned in combination with transparent sheets having selected opaque areas, the transparent sheets preferably being about the size of one of said page... | 02/22/1977 |
| 4008530 | Inflatable sole shoe A shoe formed with an inflatable sole adaptable for filling with a fluid under pressure. The inflatable sole section extends from the front to the rear of the shoe and is fitted on the side with a flush mounted valve for inflating or deflating the sole. A... | 02/22/1977 |
| 4008531 | Protective footwear A protective device adapted to protect the foot and shin area of a person, said device comprising a first member adapted to fit about the heel area, a second member adapted to cover the top portion of the foot, and a third member covering at least a porti... | 02/22/1977 |
| 4008532 | Ski boot A ski boot of the rear or modified top entry variety which has a rear part hingedly connected to the remainder of the boot. The rear part is pivoted away from the remainder of the boot to permit the wearer to put the boot on or take it off. The hinge is i... | 02/22/1977 |
| 4008533 | Price marker A method is disclosed for interconnecting a plurality of sheets, wherein said sheets are superimposed on each other and at least one of said sheets may be rotated about the point of interconnection. The disclosure is also of novel articles such as changea... | 02/22/1977 |
