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| Number | Title | Issue Date |
| 4349943 | Slide fastener stringer elements with tongues and grooved heads A coupling element for a slide fastener has a grooved head adapted to receive tongues of opposed elements to prevent lateral shifting of the elements. The tongues, as well as tapes embedded in the elements, are upwardly offset from the center of the eleme... | 09/21/1982 |
| 4341315 | Marine derrick arrangement Marine derrick having a horizontal turn table supporting a derrick boom, a derrick post and all winches each handling separately a cargo fall, a topping lift wire and guy pendants thereon. A guy winch is located in center portion of the turn table at a le... | 07/27/1982 |
| 4337889 | Reclosable bag with slide fastener A bag with an elongated opening formed at one end thereof is opened and closed by means of a slide fastener having its respective tapes attached to the respective sides of the opening. Means, such as a rippable line of stitches, a low peel adhesive on an ... | 07/06/1982 |
| 4333232 | Apparatus for forming flypiece and slide fastener chain assembly Flypieces are fed individually to a feeding mechanism which automatically feeds the flypieces to a sewing machine where the flypieces are automatically serged and sewn to a tape of a continuous slide fastener chain. Subsequently the flypiece is folded bac... | 06/08/1982 |
| 4331493 | Method of manufacturing welded thermoplastic stringer Heels of leg portions of thermoplastic coupling elements are welded to the opposite sides of a polymer film tape leaving an edge portion of the tape between diverging inside surfaces of the leg portions spaced from the welds.... | 05/25/1982 |
| 4329311 | Method and apparatus for folding and forming trains of slide fastener elements An apparatus for folding and forming a continuous train of slide fastener coupling element bodies into a train of coupling elements includes a rotating forming disc against which the coupling element bodies are fed. The train is held on the forming disc f... | 05/11/1982 |
| 4327470 | Method of making a slide fastener installation A slide fastener installation is disclosed in which the trains of coupling elements are adhesively mounted on the article into which the slide fastener is to be installed without the use of mounting tapes. In making this installation, the interlocked trai... | 05/04/1982 |
| 4324034 | Method and apparatus for gapping and reinforcing slide fastener stringers Protruding head portions of coupling elements are removed from a selected section of a slide stringer, and a reinforcing tape is applied to the selected section by means including a movable holder for clamping the stringer on opposite sides of the selecte... | 04/13/1982 |
| 4324033 | Gapping slide fastener elements on members woven in tape edges Slide fastening elements mounted on longitudinal connecting and supporting means woven in the edge of a supporting tape with pluralities of loops of weft thread segments passing around the connecting and supporting means between the fastening elements, ar... | 04/13/1982 |
| 4322988 | Fluid braked planetary transmission A fluid braked planetary transmission is disclosed as including a driven sun gear and a plurality of meshing planet pinions carried in a housing and adapted to act as positive displacement pumps, all but one of the pinions also being adapted to act as pos... | 04/06/1982 |
| 4322956 | Warp knitting machine arrangement An arrangement for a warp knitting machine is disclosed as including individual sinkers movable between needles that hold a fabric, two right-angles sides of each sinker are disposed so that each knitted stitch now may be held away from the back of the ne... | 04/06/1982 |
| 4316511 | Implement frame, especially for agricultural machines In an implement frame, particularly for an agricultural machine, comprising a central section and at least an end section or wing which is foldable between an extended operating position and a transport position substantially perpendicular thereto, the fo... | 02/23/1982 |
| 4315185 | Vacuum-tight, electrical connection for the photocathode in an image intensifier tube Electrical connection for the photocathode in an image intensifier tube, said photocathode being present on the input window of the image intensifier tube, and which input window is secured by means of a layer of vacuum-tight material, e.g. frit, to a met... | 02/09/1982 |
| 4313244 | Woven slide fastener stringer with molded reinforcing projections on upper connecting threads A woven stringer for a slide fastener has reinforcing projections integral with molded coupling elements. The reinforcing projections extend only along upper connecting threads of four spaced connecting threads upon which the coupling elements are molded ... | 02/02/1982 |
| 4312410 | Rotary earth crumbling implement In a rotary earth crumbler having a central shaft (1) with mounting discs (2) fast thereon and an annular series of U-shaped resilient stirrups (3), the leg portions of these stirrups are formed with an outwardly convex curved section (12) which extends i... | 01/26/1982 |
| 4310961 | Method for operating on continuous slide fastener chain In performing operations on a continuous slide fastener chain at spaced locations therealong, the slide fastener chain is incrementally advanced to successively advance the spaced locations to an operating station. The chain is advanced from a reel which ... | 01/19/1982 |
| 4311132 | Solar heat collector A solar heat collector provided with an elongate circumferential wall of generally semi-circular shape in cross section, which wall at the concave side comprises a reflective surface of, likewise in cross section, at least substantially semi-circular shap... | 01/19/1982 |
| 4308689 | Tree medication capsule A tree medication capsule is disclosed as including a vial having a medication sealed therein by means of an end cap; the vial, medication and end cap constitute a self-contained unit which is inserted into a predrilled hole in a tree. The vial is made of... | 01/05/1982 |
| 4306248 | Full-resolution beam-index multi-color displays Programmable power supplies are made responsive to beam-index and timing signals in order to automatically control the size and position of the display on a cathode ray tube. The high voltage power supply is also made programmable, responsive to video sig... | 12/15/1981 |
| 4296533 | Snap fastener component strip A snap fastener component strip is disclosed as including a series of like square plastic components interconnected by molded plastic portions which are reinforced by continuous polymer monofilaments embedded in the components to provide a strong, flexibl... | 10/27/1981 |
| 4283358 | Rotor-carburetor having an idling mixture arrangement for internal combustion engines This rotor-carburetor arrangement with idling mixture formation has a traditional throttle flap (2), a rotor-carburetor (3) and at least one idling duct (20). The rotor-carburetor (3) contains an impeller (9) which drives a rotor (8). The rotor (8) has a ... | 08/11/1981 |
| 4275326 | Image intensifier tube with a light-absorbing electron-permeable layer An image intensifier tube has a light-absorbing electron-permeable layer covering an aluminum film overlying a layer of luminescent material in the anode structure of the tube. The light absorbing layer is silicon or boron, or a compound of silicon or bor... | 06/23/1981 |
| 4266136 | Tomography wherein signal profiles derived from an out-fanning beam of penetrating radiation can be reconstructed corresponding with parallel incident rays Flat out fanning beams of penetrating radiation in the plane of a slice of an object are bounded on one side by an axis of rotation through the object and extend on the other side past the object exterior. These beams are produced at corresponding angles ... | 05/05/1981 |
| 4265190 | Sewing aid for slide fastener and method A guide including one or more members formed from planar material, such as paper, is removably attached to a slide fastener. Article edge portions bordering an opening in an article are removably attached to the guide. The guide retains the edge portions ... | 05/05/1981 |
| 4266129 | Device for viewing residual light in the visible and the near infrared spectrum A device for binocular viewing of residual light in the visible and the near infrared spectrum, comprising an optical input system, at least one singular image intensifier of the non-inverting type, a collimator, two ocular paths parallel with the axis of... | 05/05/1981 |
| 4259272 | Plastifying and molding articles from polymer strip Successive portions of a continuous polymer filament are plasticized such as by localized heating with ultrasonic or thermal energy, and the plasticized (plastified) portions are molded in one or more cavities to form articles such as slide fastener eleme... | 03/31/1981 |
| 4257407 | Negative pressure respirator shells A portable negative pressure respirator shell comprising a plurality, typically two, of rigid shell sections co-operable to provide an open ended shell for a patient's torso. Variable resilience flexible sealing lips are disposed along the top and bottom ... | 03/24/1981 |
| 4254644 | Application of liquid in multiple streams to a moving strip Apparatus for applying liquid to a moving strip includes a conveyor, a reservoir for the liquid, an array of multiple nozzles arranged above and transversely of the conveyor, and multiple remote controllable valves actuable by a programmable electronic co... | 03/10/1981 |
| 4251913 | Apparatus for feeding slide fastener chain with folding of attached article member An apparatus for simultaneously feeding a slide fastener chain and folding back article members attached to an outer edge portion of one or both tapes of the slide fastener chain includes a pawl arrangement slidably mounted in a first elongated member for... | 02/24/1981 |
| 4252586 | Method and apparatus for manufacture of slide fastener stringer with folded and bonded continuous molded coupling elements The leg portions of a continuous molded coupling element are bonded together to reinforce the attachment of connecting threads embedded in the leg portions, and a longitudinal cord is laid in grooves formed in heels of the leg portions to improve the stab... | 02/24/1981 |
| 4250598 | Woven slide fastener stringer with molded fastening elements A woven slide fastener stringer includes spaced coupling elements molded on spaced parallel connecting threads with reinforcing projections extending from respective leg portions of the coupling elements along upper connecting threads. The reinforcing pro... | 02/17/1981 |
| 4251582 | Dyeable and dyed polymer-coated articles Dyeable and dyed polymer-coatings on metal articles such as sliders, buttons, buckles, clasps, nuts, bolts, hooks, etc. include a substantial quantity of active proton acceptor groups relative to the number of polymer molecules in order to provide adequat... | 02/17/1981 |
| 4241489 | Method of removing fastening elements from woven tape Gapping of slide fastener tapes is performed by cutting longitudinal connecting and supporting members carrying fastening elements on both sides of each element to be removed along perpendicular cutting lines. The fastening elements are then removed by pu... | 12/30/1980 |
| 4238871 | Slide fastener installation A slide fastener installation is disclosed for use in a sleeping bag, jacket or other article. The slide fastener installation is formed from one continuous slide fastener stringer and one end of the installation is formed by that stringer being looped ba... | 12/16/1980 |
| 4237946 | Chuck for holding and driving fasteners, such as screws or nails A chuck for holding and driving fasteners such as screws or nails comprises a spring-loaded bearing sleeve with fastener-clamping balls and a spring-loaded clamping sleeve tapered to constrict the balls around the shank of a fastener inserted into the chu... | 12/09/1980 |
| 4237806 | Installation of separable slide fastener on article Separating slide fastener tapes are installed on opposite article portions by first sewing one of the article portions to one half of a single slide fastener stringer tape section, and then sewing the other article portion to the other half of the single ... | 12/09/1980 |
| 4237065 | Process for the preparation of N-phosphonomethyl glycine N-phosphonomethyl glycine is prepared starting from glycine, formaldehyde and a tertiary base in alcoholic solution. After completion of the reaction, a dialkyl phosphite is added. The reaction product is hydrolyzed, and acidification yields the desired p... | 12/02/1980 |
| 4236683 | Coupling element for slide fastener and method of manufacture A coupling element, such as a scoop formed from a synthetic polymer, for a slide fastener includes a head with a triangular side cross section bounded by a top surface and two downwardly converging bottom surfaces which extend at equal angles relative to ... | 12/02/1980 |
| 4236336 | Notions display heading for perforated board A display heading for notions is particularly designed for use with a perforated board support that is utilized to merchandise a plurality of notions in sets of common series or groups. The notions display heading is made of plastic with rear-surface fast... | 12/02/1980 |
| 4236292 | Method of positioning, gapping and applying stop to slide fastener A positioning member is moved transverse to a slide fastener chain after advancement of the slide fastener chain to a gapping and stop applying station to position fastening elements of the slide fastener chain in a channel extending in the station. The s... | 12/02/1980 |
