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Lawrence Welk, the bandleader who entertained millions of Americans over a generation of broadcasting his TV show, once received a patent: for a music-themed design of an ashtray.
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| Number | Title | Issue Date |
| 6361099 | Vehicle floor covering with integral threaded drain tube and method of making same A molded floor covering for a vehicle floor includes a thermoplastic polymer layer with an integral, threaded drain tube extending therefrom. The drain tube is configured such that a distal end thereof can extend through a drain hole in a vehicle floor wh... | 03/26/2002 |
| 6290279 | Insertable vehicle floor drain Floor drains are provided that can be inserted through floor coverings and through multiple floor panels of a vehicle body. An elongate hollow body terminates at an open distal end and at an open proximate end. A flange extends circumferentially around th... | 09/18/2001 |
| 5088312 | Upsetting device for upsetting the ends of elongated workpieces such as wire pieces An upsetting device for upsetting the ends of elongated workpieces such as wire pieces and the use of such a device in a wire-working nail press. The device includes an upsetting tool moveable forwards and backwards by means of an upsetting carriage. The ... | 02/18/1992 |
| 5078083 | Method and apparatus for coating fasteners A method and apparatus for coating a fastener with head and shank portions is disclosed. The invention includes the steps of and apparatus for transferring the fasteners from a feed mechanism such that the fasteners are positioned for coating. The fastene... | 01/07/1992 |
| 4888214 | Aparatus and method for coating fasteners Apparatus and method employed in applying a useful coating to fasteners is disclosed. Particularly, a resin material in powder form is preferably applied to a selected surface of the fastener to cover a desired length of the threads of the fastener. The a... | 12/19/1989 |
| 4865881 | Apparatus and process for making locking slide nuts An apparatus and method for applying locking material to an area of a fastener adapted for internal threading. The apparatus includes a support structure for moving a succession of internally threadable fasteners with support structure recesses positionin... | 09/12/1989 |
| 4775555 | Apparatus and process for making locking nuts A process and apparatus for manufacturing self-locking fasteners in which a resin deposit of patch is applied to a portion of the threads. A resin stream entrained in a gaseous jet is directed through a nozzle which is an axial registration with the faste... | 10/04/1988 |
| 4620349 | Apparatus for establishing pipe joint seals A sealing assembly is clampable to the end of a threaded male pipe section. The assembly includes an aperture which guides a drill bit radially inwards to establish a radial blind bore in the outer surface of the pipe section into the threads thereof. A c... | 11/04/1986 |
| 4600343 | Bolt and assembly using such a bolt The invention relates to a bolt comprising a screw the threaded portion of which is provided with a guiding end, and a nut whose upper portion contains a self-locking washer with which is separably associated a ring internally concentric with the washer a... | 07/15/1986 |
| 4545712 | Thread lock A threaded fastener having a deposit of a fluid polymerizable resin in the bottoms of the thread grooves, a fluid polymerizing agent overlying the resin in the thread grooves, and a strong non-tacky protective film covering the agent. The fluid resin and ... | 10/08/1985 |
| 4508759 | Method and apparatus for making friction locking threaded fasteners A threaded fastener having an annular ring of yieldable friction material in the thread grooves thereof and bonded to the sides of the threads, in which the material is of substantially uniform thickness on the sides of the threads from adjacent the root ... | 04/02/1985 |
| 4475858 | Threaded member having resilient insert An adjustable threaded member for repeated adjustment to selected position in which a nylon insert acts against complementary threads to frictionally resist rotation of the threaded members. The nylon insert is in a recess, at least one outer end of which... | 10/09/1984 |
| 4399166 | Friction lock for threads Method and apparatus for providing friction producing ring patches on externally threaded fasteners which comprises depositing a fluid wetting agent on a predetermined thread area, supplying thermoplastic resin powder particles to the fluid deposit to for... | 08/16/1983 |
| 4353941 | Apparatus and method of forming self-locking fastener An apparatus for forming a self-locking patch type fastener which includes carrier means for moving a plurality of threaded metal fasteners along an arcuate path, clamping means associated with the carrier means to clamp the fasteners to the carrier means... | 10/12/1982 |
| 4325985 | Thread lock The method of making self-activating thread lock structures which comprises depositing a fluid material including an uncured fluid resin in the thread grooves of a threaded member; immediately thereafter, while the material is still in fluid condition, ap... | 04/20/1982 |
| 4285378 | Thread lock A friction material in the form of a substantial percentage of cured or polymerized powdered nylon and/or teflon resin is mixed in a binder which is mainly fluid epoxy resin and an activator therefor, and applied to the threaded portion of a threaded memb... | 08/25/1981 |
| 4262038 | Coated internal threads and method of producing same A nut having a threaded opening in which the sides of the threads are substantially uniformly coated from root to crest thereof with a thermoplastic material; also the method of producing the article in which an excess of powdered thermoplastic material i... | 04/14/1981 |
| 4164971 | Threaded fastener product with adhesive coating This disclosure relates to a new fastener means for use on bolts, screws, nuts, threaded surfaces and the like which includes an adhesive composition comprised of a solid particulate adhesive, such as a low molecular weight crystalline adhesive or a high ... | 08/21/1979 |
| 4132815 | Method of making self-locking fasteners with a pressure rolled thermoplastic patch A self-locking threaded fastener of the type having a resilient thermoplastic resin patch bonded to the thread surface and a method and apparatus for making such fasteners are disclosed. The fastener is heated to a temperature in excess of the plastic mel... | 01/02/1979 |
| 4120993 | Method of making self-locking fasteners The improved method of making a self-locking threaded element having a strongly adhered plastic body on its threaded surface providing strong frictional engagement between the element and a mating threaded surface in which fine particles of heat softenabl... | 10/17/1978 |
| 4070724 | Apparatus for making self-locking internally threaded fasteners with ring-like locking elements A self-locking internally threaded fastener in which the self-locking characteristic is derived from a ring-like plastic patch having a circumferential extent of greater than 180° adhered to the thread-defining surface of the fastener. A method for makin... | 01/31/1978 |
| 4060868 | Powder applying apparatus and process for making self-locking threaded elements Apparatus and process for applying locking patches of resilient, heat softenable resin to internally threaded articles having openings at both ends, in which the threaded portions of the articles, heated to a temperature above the softening point of the r... | 12/06/1977 |
| 4060116 | Method for producing self-locking fasteners An improved method for producing a threaded, metallic, self-locking fastener having a metallic patch flame sprayed thereon. The improved method includes a heat-treating operation which densifies and smooths the outer surface of the patch while not substan... | 11/29/1977 |
| 4037281 | Fastener manufacturing method A method of manufacturing a threaded fastener of the self-tapping type where the fastener thread is impregnated with a harder substance than the metal from which the fastener is made by utilizing a thread-rolling machine with an impregnating electrode. A ... | 07/26/1977 |
| 4035859 | Apparatus for making self-locking internally threaded fasteners with ring-like locking elements A self-locking internally threaded fastener in which the self-locking characteristic is derived from a ring-like plastic patch having a circumferential extent of greater than 180° adhered to the thread-defining surface of the fastener. A method for makin... | 07/19/1977 |
| 4023224 | Method for producing self-locking fasteners An improved method for producing a threaded, metallic, self-locking fastener having a metallic patch flame sprayed thereon. The improved method includes a heat-treating operation which densifies and smooths the outer surface of the patch while not substan... | 05/17/1977 |
| 3972084 | Fastener manufacturing method A method of manufacturing a threaded fastener of the self-tapping type is described, where the fastener has the conventional head, shank, and pilot end. The shank includes a helically wound thread member impregnated with a carbide or other, harder substan... | 08/03/1976 |
