Patents by Inventor Michael A. Holland

Michael A. Holland has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 7293357
    Abstract: The invention describes, in combination, a pin and a pin holding device and discloses a method for electrically and mechanically connecting the stranded center conductor of a microcoaxial cable to the pin without the use of traditional soldering or crimping methods. The invention allows a cable installer to connect an end of a microcoaxial cable having a stranded center conductor to a male coaxial cable connector which requires a solid center conductor such as a pin for greatest reliability. The invention provides a stranded conductor to solid wire adaptor. In a preferred embodiment, the invention utilizes a twist-wirelock section to affix a stranded wire center conductor to a solid pin.
    Type: Grant
    Filed: February 3, 2005
    Date of Patent: November 13, 2007
    Inventor: Michael Holland
  • Publication number: 20070259562
    Abstract: Compression-type connectors for attaching wires ranging in size from #10-16 and having stranded conductors. The connector is similar to coaxial cable connectors in that it includes a connector terminal adapter, a connector body attached to the connector terminal adapter, the connector body having an axial cavity dimensioned to receive a wire in a trailing end thereof, a centerpost disposed within the axial cavity that has a conical tip projecting rearwardly, and a compression sleeve slidably mounted either within the trailing end of the cavity or overlying the trailing end of the connector body. In one embodiment the centerpost is conical with the base of the cone disposed at the leading end of the cavity and the apex of the cone projecting rearwardly and a threaded outer surface therebetween. In a preferred embodiment, the centerpost has a straight threaded shaft with a conical tip. The connector terminal adapter is operable for attachment to a variety of conductive terminals.
    Type: Application
    Filed: April 25, 2007
    Publication date: November 8, 2007
    Inventors: Michael Holland, Michael McCulley
  • Publication number: 20070259565
    Abstract: The present invention discloses an improvement in coaxial compression connectors used in, inter alia, CATV, satellite, and home theater electronics. The present connectors accept a large range of cable sizes, allow replacement of the holding or compression element to accommodate a range of sizes, and allow the connector to be re-uesable. The connector comprises an attachment nut operable for electrically connecting the coaxial cable to another device, a tubular shank attached to the connector nut operable for accepting the dielectric layer of the coaxial cable therewithin, a body portion connecting the nut and tubular shank, a compression ring and an outer shell. In a first embodiment, the compression ring is a relatively short tubular member removably housed within the outer shell.
    Type: Application
    Filed: November 1, 2006
    Publication date: November 8, 2007
    Inventor: Michael Holland
  • Patent number: 7264502
    Abstract: A compression-type coaxial cable connector having a male adapter nut at the leading end thereof, a slotted body portion and a compression sleeve slidably attached to the body portion and forming the trailing end of the connector. The connector, and each of the components associated therewith, has an axial conduit coextensive with the length thereof. The prepared end of a coaxial cable is inserted into the trailing end of the axial conduit and advanced through the conduit into the body portion until the center conductor of the cable either extends into the adapter nut or is seized by a fixed seizing pin that extends through the leading end of the adapter nut, and the compression sleeve advanced over the body portion to complete the connection. The connector, which, unlike prior art connectors, lacks a center post, is easy to install and is suitable for low frequency (<˜20 MHz) applications.
    Type: Grant
    Filed: July 21, 2006
    Date of Patent: September 4, 2007
    Inventor: Michael Holland
  • Patent number: 7252546
    Abstract: A male compression-type coaxial cable connector having an adapter nut attached to a leading end of a tubular connector body portion. The connector body portion has a first axial conduit with a barbed ferrule coaxially mounted therein. The connector further comprises a compression sleeve having a second axial conduit slidingly disposed over a trailing end of the tubular connector body portion. A deformable compression ring is removably disposed within the second axial conduit. In use, the prepared end of the coaxial cable is inserted through the compression sleeve and compression ring and advanced into the connector body conduit until it can be advanced no further. Subsequent advancement of the compression sleeve over the connector body portion, with the assistance of a compression tool, forces the deformable trailing end of the compression ring radially inward to compress the cable jacket and braid thereby providing secure attachment of the connector to the cable.
    Type: Grant
    Filed: July 31, 2006
    Date of Patent: August 7, 2007
    Inventor: Michael Holland
  • Publication number: 20070131035
    Abstract: A structure subjected to stresses that can lead to structural failure. The structure includes first and second conductive layers and an intermediate layer therebetween formed of a dielectric, semiconductive, or resistive material, such that the first, second, and intermediate layers form in combination an electrical element, namely, a capacitive or resistive element. The electrical element is located within the structure so as to be physically responsive to transitory and permanent distortions of the structure resulting from extrinsic and intrinsic sources.
    Type: Application
    Filed: June 22, 2006
    Publication date: June 14, 2007
    Applicant: PURDUE RESEARCH FOUNDATION
    Inventors: Gary Krutz, Keith Harmeyer, Michael Holland
  • Publication number: 20060258181
    Abstract: A compression-type coaxial cable connector having a male adapter nut at the leading end thereof, a slotted body portion and a compression sleeve slidably attached to the body portion and forming the trailing end of the connector. The connector, and each of the components associated therewith, has an axial conduit coextensive with the length thereof. The prepared end of a coaxial cable is inserted into the trailing end of the axial conduit and advanced through the conduit into the body portion until the center conductor of the cable either extends into the adapter nut or is seized by a fixed seizing pin that extends through the leading end of the adapter nut, and the compression sleeve advanced over the body portion to complete the connection. The connector, which, unlike prior art connectors, lacks a center post, is easy to install and is suitable for low frequency (<˜20 MHz) applications.
    Type: Application
    Filed: July 21, 2006
    Publication date: November 16, 2006
    Inventor: Michael Holland
  • Patent number: 7112093
    Abstract: A compression-type coaxial cable connector having a male adapter nut at the leading end thereof, a slotted body portion and a compression sleeve slidably attached to the body portion and forming the trailing end of the connector. The connector, and each of the components associated therewith, has an axial conduit coextensive with the length thereof. The prepared end of a coaxial cable is inserted into the trailing end of the axial conduit and advanced through the conduit into the body portion until the center conductor of the cable either extends into the adapter nut or is seized by a fixed seizing pin that extends through the leading end of the adapter nut, and the compression sleeve advanced over the body portion to complete the connection. The connector, which, unlike prior art connectors, lacks a center post, is easy to install and is suitable for low frequency (<˜20 MHz) applications.
    Type: Grant
    Filed: March 15, 2005
    Date of Patent: September 26, 2006
    Assignee: Holland Electronics, LLC
    Inventor: Michael Holland
  • Publication number: 20060211304
    Abstract: A compression-type coaxial cable connector having a male adapter nut at the leading end thereof, a slotted body portion and a compression sleeve slidably attached to the body portion and forming the trailing end of the connector. The connector, and each of the components associated therewith, has an axial conduit coextensive with the length thereof. The prepared end of a coaxial cable is inserted into the trailing end of the axial conduit and advanced through the conduit into the body portion until the center conductor of the cable either extends into the adapter nut or is seized by a fixed seizing pin that extends through the leading end of the adapter nut, and the compression sleeve advanced over the body portion to complete the connection. The connector, which, unlike prior art connectors, lacks a center post, is easy to install and is suitable for low frequency (<˜20 MHz) applications.
    Type: Application
    Filed: March 15, 2005
    Publication date: September 21, 2006
    Inventor: Michael Holland
  • Patent number: 7008263
    Abstract: A male compression-type coaxial cable connector having a compression sleeve slidingly disposed within an axial conduit within a connector body. The prepared end of the coaxial cable is inserted through the compression sleeve and advanced into the connector body. Subsequent advancement of the compression sleeve within the axial conduit, with the assistance of a compression tool, forces the deformable leading end of the compression sleeve radially inward to compress the cable jacket and braid thereby providing secure attachment of the connector to the cable. In a first embodiment, the compression sleeve is removable and can be replaced with another compression sleeve having a different inner diameter to accommodate a variety of coaxial cables. In a second embodiment, the compression sleeve is permanently attached to the connector.
    Type: Grant
    Filed: July 30, 2004
    Date of Patent: March 7, 2006
    Assignee: Holland Electronics
    Inventor: Michael Holland
  • Publication number: 20050260890
    Abstract: A male compression-type coaxial cable connector having a compression sleeve slidingly disposed within an axial conduit within a connector body. The prepared end of the coaxial cable is inserted through the compression sleeve and advanced into the connector body. Subsequent advancement of the compression sleeve within the axial conduit, with the assistance of a compression tool, forces the deformable leading end of the compression sleeve radially inward to compress the cable jacket and braid thereby providing secure attachment of the connector to the cable. In a first embodiment, the compression sleeve is removable and can be replaced with another compression sleeve having a different inner diameter to accommodate a variety of coaxial cables. In a second embodiment, the compression sleeve is permanently attached to the connector.
    Type: Application
    Filed: July 30, 2004
    Publication date: November 24, 2005
    Inventor: Michael Holland
  • Publication number: 20050205398
    Abstract: A multi-switch linkage for coupling two switch apparatuses together in an enclosure. Each switch apparatus is coupled to the switch mechanism having a switch mechanism lever arm. When the lever arm is moved it translates a force to the actuator plate which closes both switch mechanisms or opens both switch mechanisms.
    Type: Application
    Filed: October 28, 2004
    Publication date: September 22, 2005
    Inventor: Michael Holland
  • Publication number: 20050181669
    Abstract: The invention describes, in combination, a pin and a pin holding device and discloses a method for electrically and mechanically connecting the stranded center conductor of a microcoaxial cable to the pin without the use of traditional soldering or crimping methods. The invention allows a cable installer to connect an end of a microcoaxial cable having a stranded center conductor to a male coaxial cable connector which requires a solid center conductor such as a pin for greatest reliability. The invention provides a stranded conductor to solid wire adaptor. In a preferred embodiment, the invention utilizes a twist-wirelock section to affix a stranded wire center conductor to a solid pin.
    Type: Application
    Filed: February 3, 2005
    Publication date: August 18, 2005
    Inventor: Michael Holland
  • Patent number: 6929265
    Abstract: The invention provides a method for moisture sealing the interface between a nut on the leading end of a male F-Type connector and the threaded tubular shaft of the female F connector. The male connector is attached to a coaxial cable and the female is mounted to an outdoor device such as a cable TV splitter, grounding device, satellite dish, or distribution device, amplifier or group. The sealing device includes a compressible portion comprising an elastically compressible member having a cylindrical bore and a conical outer surface. An annular compression ring overlies a portion of the conical outer surface of the compressible portion. The compressible portion is compressed radially inwardly against the shaft of the female F-Type connector as the leading edge of the male F nut is screwed onto the female threaded shaft of the female F-Type connector, providing a pressurized moisture ingress barrier.
    Type: Grant
    Filed: June 6, 2003
    Date of Patent: August 16, 2005
    Inventors: Michael Holland, Yeh Min-Hua
  • Patent number: 6929508
    Abstract: A male compression-type coaxial cable connector having a leading end, a trailing end and integral construction is described. The connector includes a nut at the leading end of the connector that is adapted to matingly engage an F, BNC, SMB, MCX or RCA-type female connector. The connector also has a tubular shank, a slotted body portion concentrically mounted to overlie the tubular shank and a compression sleeve slidably attached to the slotted body portion the compression sleeve being disposed on the trailing end of the connector. The trailing end of the connector has an axial conduit therein concentrically disposed around the tubular shank. When the prepared end of a coaxial cable is inserted into the trailing end of the axial conduit and fully advanced into the axial conduit, subsequent advancement of the compression sleeve over the slotted body portion, with the assistance of a compression tool, compresses the cable jacket and braid providing secure attachment.
    Type: Grant
    Filed: March 30, 2004
    Date of Patent: August 16, 2005
    Inventor: Michael Holland
  • Publication number: 20040245730
    Abstract: The invention provides a method for moisture sealing the interface between a nut on the leading end of a male F-Type connector and the threaded tubular shaft of the female F connector. The male connector is attached to a coaxial cable and the female is mounted to an outdoor device such as a cable TV splitter, grounding device, satellite dish, or distribution device, amplifier or group. The sealing device includes a compressible portion comprising an elastically compressible member having a cylindrical bore and a conical outer surface. An annular compression ring overlies a portion of the conical outer surface of the compressible portion. The compressible portion is compressed radially inwardly against the shaft of the female F-Type connector as the leading edge of the male F nut is screwed onto the female threaded shaft of the female F-Type connector, providing a pressurized moisture ingress barrier.
    Type: Application
    Filed: June 6, 2003
    Publication date: December 9, 2004
    Inventors: Michael Holland, Yeh Min-Hua
  • Patent number: 6817272
    Abstract: A tool operable for connecting a mail F-type coaxial cable connector having a connector ring rotatably mounted on a leading end thereof. The connector ring having a shaped outer surface. The tool includes a wrench portion and a grasping portion. The wrench portion includes a rigid, substantially tubular member having a leading end and a trailing end. An inner surface of the tubular member adjacent the leading end is dimensioned to matingly engage a portion of the shaped outer surface of the connector ring. The grasping portion having an annular leading end with a first outer diameter rigidly affixed to the trailing end of the wrench portion and an expanded annular trailing end having a second outer diameter that is greater than the first outer diameter.
    Type: Grant
    Filed: November 7, 2002
    Date of Patent: November 16, 2004
    Assignee: Holland Electronics
    Inventor: Michael Holland
  • Publication number: 20040092165
    Abstract: A tool operable for connecting a male F-type coaxial cable connector having a connector ring rotatably mounted on a leading end thereof and a coaxial cable extending rearwardly from a trailing end thereof to a female F-type connector, the connector ring having a threaded inner surface and a shaped outer surface. The tool includes a wrench portion and a grasping portion affixed to, and integral with, the wrench portion. The wrench portion includes a rigid, substantially tubular member having a leading end, a trailing end and a hollow body portion therebetween. An inner surface of the tubular body portion adjacent the leading end is dimensioned to matingly engage a portion of the shaped outer surface of the connector ring. The body portion has a slot therein extending from the leading end to the trailing end thereof.
    Type: Application
    Filed: November 7, 2002
    Publication date: May 13, 2004
    Inventor: Michael Holland
  • Publication number: 20040031897
    Abstract: A modular webbing support is provided that is capable of suspending entertainment equipment or other devices either alone or in combination with other equipment from the ceiling. Various configurations of the modular webbing support are contemplated to support various pieces of equipment in which the webbing support for one piece of equipment may be added to the webbing support of another piece of equipment.
    Type: Application
    Filed: June 3, 2003
    Publication date: February 19, 2004
    Inventor: Michael Holland
  • Publication number: 20040031144
    Abstract: A tool for everting a stripped portion of the braided conductive shielding of a coaxial cable in preparation for the attachment of a coaxial cable connector thereto. In order to attach a coaxial cable connector to the end of a coaxial cable, a portion of the cable jacket near the end of the coaxial cable is first stripped by a suitable stripping tool to expose a portion of the underlying braided shielding. The tool of the present invention is employed to evert the exposed portion of the braided shielding layer and fold it over the unstripped adjacent jacket. A preferred embodiment of the tool includes a handle with a circular opening therein dimensioned to receive a coaxial cable inserted thereinto. The circular opening has a plurality of bristles disposed around the circumference thereof. A fixed end of the bristles is supported by the handle. The free opposing end of the bristles extend radially inwardly toward the center of the circular opening.
    Type: Application
    Filed: August 14, 2002
    Publication date: February 19, 2004
    Inventor: Michael Holland