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| Number | Title | Issue Date |
| 4520229 | Splice connector housing and assembly of cables employing same Disclosed herein is a splice connector housing comprising a tubular elastomeric sleeve having first and second coaxial end portions which receive the insulation and shield of first and second cables, respectively, and, between the end portions, a central ... | 05/28/1985 |
| 4505590 | Mobile testing apparatus A mobile apparatus for detecting reflectivity of markers on a roadway surface is disclosed. The apparatus includes a vehicle and an elongated shroud assembly which has mounted therein a light source for directing light toward a marker and a light receptor... | 03/19/1985 |
| 4498733 | Reflector structure A reflector structure for reflecting light back toward the source thereof and adapted to be secured to an associated support surface, the reflector structure comprising a lens member of light-transmitting synthetic resin having a front face and a rear fac... | 02/12/1985 |
| 4486363 | Method and apparatus for embossing a precision optical pattern in a resinous sheet Disclosed herein are a method and apparatus for continuously embossing a repeating pattern of precise detail, in particular, cube-corner type reflector elements, on one surface of a sheet of transparent thermoplastic material to form retroreflective sheet... | 12/04/1984 |
| 4478769 | Method for forming an embossing tool with an optically precise pattern Cylindrical embossing tools are constructed from one or more masters formed by accurately scribing the face of a substrate along three axes in the face to produce a pattern of tetrahedrons. The plurality of masters, or replicated copies made from a single... | 10/23/1984 |
| 4460449 | Apparatus for making a tool A tool for producing a pattern of highly accurate and optical quality surfaces and the method of making same from a series of bi-metallic pins. A high strength metal pin is coupled to a slug of metal of lesser strength capable of being accurately scribed.... | 07/17/1984 |
| 4424410 | Splice connector with shield break A splice connector for high voltage cables is modified to provide a shield break placed either in the housing or in an adaptor sleeve of the connector and in such a manner as to preserve essentially the overall configuration and dimensions of the housing ... | 01/03/1984 |
| 4360967 | Assembly tool for electrical connectors A tool for use by an operator in the field in attaching and securing a bushing assembly within an electrical connector and subsequently connecting or disconnecting the electrical connector and a terminal of an electrical apparatus to establish a connectio... | 11/30/1982 |
| 4357726 | Method of making self-locking nut Disclosed herein are prevailing torque type self-locking nut comprising a one-piece nuts each body having an internal screw thread surmounted by a well portion having an internal surface spaced from the thread axis a distance greater than one-half the maj... | 11/09/1982 |
| 4354721 | Attachment arrangement for high voltage electrical connector An attachment arrangement is carried by a bushing assembly of a high voltage electrical distribution system and facilitates attachment and securing of the bushing assembly to an electrical connector and subsequent attachment and securing of the electrical... | 10/19/1982 |
| 4353611 | Bushing well stud construction A bushing insert of a high voltage electrical distribution system is mechanically coupled and electrically connected to a bushing well by means of a threaded coupling member, a portion of which coupling member is threaded to the electrical contact element... | 10/12/1982 |
| 4340319 | Pavement marker Disclosed herein is a pavement marker for engagement with an underlying roadway for providing a marking visible from an oncoming vehicle on the roadway surface. The pavement marker comprises a lens member of light-transmitting synethetic resin including a... | 07/20/1982 |
| 4316646 | Laterally flexible electrical connector assembly An electrical connector assembly for selectively connecting sections of an electrical cable to establish a cable of desired longitudinal length suitable for use in underground mining operations includes a plurality of electrical connector elements, each c... | 02/23/1982 |
| 4288503 | Laminated microporous article A laminated microporous article consisting of at least two layers or plies, the first comprising either a thermoset or thermoplastic microporous material and the second comprising a polyester non-woven, heat bonded (in distinction to adhesive bonded) web.... | 09/08/1981 |
| 4282913 | Self-locking nut and manufacture and component therefor Disclosed herein is a prevailing torque type self-locking nut comprising a one-piece nut body having an internal screw thread surmounted by a well portion having an internal surface spaced from the thread axis a distance greater than one-half the major th... | 08/11/1981 |
| 4259922 | Apparatus for producing locking patches on magnetic screws Apparatus for mass producing locking patches of thermoplastic material on threaded portions of magnetic elements, such as screws. The apparatus includes a rotating dial assembly comprising a plurality of similar, closely-spaced permanent magnets, extendin... | 04/07/1981 |
| 4249971 | Process for making elastomeric hose Elastomeric hose having relatively low thermal conductivity is provided comprising an outer tubular cover vulcanized to an inner tube, the outer cover being radially expanded and having a cellular or porous network formed therein. A braided or knitted rei... | 02/10/1981 |
| 4234757 | Electrical cable accessories configured for lubricated installation An electrical cable accessory, such as a terminator or an electrical connector element, to be installed at the terminus of a shielded electrical cable using a lubricant to ease the installation has an opening for receiving the cable and a flared inlet pas... | 11/18/1980 |
| 4234755 | Adaptor for paper-insulated, lead-jacketed electrical cables An adaptor for placement at the terminus of an electrical power distribution cable having diametral dimensions falling within a given range of sizes, the cable being of the oil-filled type including a conductor, a paper insulator and a lead jacket, to sea... | 11/18/1980 |
| 4232979 | Pavement marker Disclosed herein is a pavement marker for engagement with an underlying roadway for providing a marking visible from an oncoming vehicle on the roadway surface. The pavement marker comprises a lens member of light-transmitting synthetic resin including a ... | 11/11/1980 |
| 4230389 | Flexible electrical connector assembly An electrical connector and cable assembly comprising a predetermined length of cable and a pair of opposed flexible connector sections at each end thereof adapted to be separably engaged respectively with corresponding flexible connector sections on othe... | 10/28/1980 |
| 4227772 | Pavement marker A low-profile pavement marker includes a base of an opaque, light-diffusing synthetic resin having at least one support wall positioned in use in the direction of an oncoming vehicle, and having a plurality of inwardly extending recesses defining adjacent... | 10/14/1980 |
| 4226926 | Flexible, microporous rubber base articles As an article of manufacture, a microporous flexible shape or sheet of a sulfur-free, cured polymeric material of a curable rubber, an ethylene-propylene copolymer or mixtures of the curable rubber and ethylene-propylene copolymer; the article possesses a... | 10/07/1980 |
| 4226494 | Circuit panel connector Disclosed herein is a circuit panel connector for electrically connecting a circuit panel, such as a printed circuit board, with an insulated wire. The panel connector comprises a one-piece connector body of dielectric material having a main portion and a... | 10/07/1980 |
| 4224002 | Highway delineator A reflective roadway delineator for reflecting incident light directed thereon by an oncoming vehicle back to the vehicle, the delineator being capable of being mounted upon either a roadway barrier having a planar longitudinally extending surfaces thereo... | 09/23/1980 |
| 4223436 | Splice assembly tool and method of splicing A splice assembly tool for assembling component parts of an electrical conductor while producing a splice connection between electrical cables therewith, comprises a first structural member adaptable for supporting force applying means thereon, said force... | 09/23/1980 |
| 4222625 | High voltage electrical connector shield construction A shielded electrical connector for use in connecting a high voltage cable to a high voltage bushing has a receptacle at one end of the connector for receiving the bushing, a contact for connection to the bushing and a shield construction which includes a... | 09/16/1980 |
| 4221249 | Screwdriver attachment An elongated sleeve or tubular member is provided concentrically fixed about the shank of a screwdriver with the sleeve having an axially flexible section between its opposed ends to facilitate axial shortening of the sleeve when the screwdriver is used t... | 09/09/1980 |
| 4218593 | Low resistance selector switch A selector switch of the type having a thumbwheel selector journalled for rotation in a frame for selecting any one of a plurality of interconnections among external circuits to be connected to electrical contacts mounted in the frame, the selector includ... | 08/19/1980 |
| 4213815 | Continuous process for producing, by irradiation, a microporous rubber composition suitable for battery separators A continuous process for preparing a microporous flexible shape or sheet of a sulfur-free, cured polymeric material of a curable rubber, an ethylene-propylene copolymer or mixtures of the curable rubber and ethylene-propylene copolymer of a predetermined ... | 07/22/1980 |
| 4212387 | Cable repair kit A cable repair kit including the component parts thereof and a process for repairing in the field simply and quickly high-voltage electrically conductive cables whose outer jackets have been damaged but whose inner conductors have not been damaged. The ki... | 07/15/1980 |
| 4210381 | Electrical connector contacts Electrical connector contact elements in which a tubular member of an aluminum material is captured within a surrounding member of a copper material, the tubular member having a bore for receiving a cable conductor to which the contact element will be cri... | 07/01/1980 |
| 4208090 | Reflector structure There is disclosed a reflector structure that is highly visible both in daylight and at night, the structure including a body of transparent material having a front face and a rear face, the rear face including a continuous support surface having therein ... | 06/17/1980 |
| 4203385 | Fluid pressure indicator Disclosed herein is a fluid pressure indicator for providing visual indication whether or not the magnitude of a fluid pressure condition is above a predetermined minimum value. The indicator comprises indicating means having an indicating portion and a d... | 05/20/1980 |
| 4203641 | Double bushing insert An electrical connector in the form of a double bushing insert comprises means for electrically and mechanically threadably connecting the insert to a transformer bushing well. Such means is adapted to permit free angular rotation of the insert in opposit... | 05/20/1980 |
| 4202591 | Apparatus for the remote grounding, connection and disconnection of high voltage electrical circuits A high voltage electrical connector of the type employed to connect a high voltage cable to the terminal of an electrical apparatus, such as a transformer, in a power distribution circuit is provided with a connector element which enables a ground connect... | 05/13/1980 |
| 4201838 | Laminated microporous article A laminated microporous article consisting of at least two layers or plies, the first comprising either a thermoset or thermoplastic microporous material and the second comprising a polyester non-woven, heat bonded (in distinction of adhesive bonded) web.... | 05/06/1980 |
| 4197364 | Battery separator and method of manufacturing same A battery separator in which plural sheets of microporous plastic material are connected by a strip or strips of polyvinylchloride in a manner suitable to form a sleeve. The strips may be high frequency heat sealed to the sheets or may be bonded thereto b... | 04/08/1980 |
| 4195894 | Electrical connector and electrical connection system employing the same A cable for supplying electrical power in underground mining comprises plural separable sections facilitating cable maintenance. Cable sections are releasably joined by an electrical connector assembly capable of sustaining cable tensile loading and of su... | 04/01/1980 |
| 4195901 | Electrical device with terminal retainer An electrical terminal block is provided with a plurality of terminal-receiving cavities therein and a corresponding plurality of electrical terminal elements disposed within the terminal-receiving cavities. Each terminal-receiving cavity includes a protr... | 04/01/1980 |
