Patents Assigned to Sparkomatic
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Patent number: 5553149Abstract: A sound reproduction system is disclosed that uses a single pair of compact speaker enclosures to provide surround sound for a multimedia computer workstation. A pair of stereo speaker enclosures provide the computer screen's monaural center channel to a viewer seated at the workstation, as well as pairs of stereo-imaging and stereo surround channels.Type: GrantFiled: November 2, 1994Date of Patent: September 3, 1996Assignee: Sparkomatic Corp.Inventor: Tommyca Freadman
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Patent number: 5550921Abstract: A dual-speaker unit providing improved stereo base response and directionality for portable computer applications is disclosed. The small speakers direct low end frequencies into a mixing chamber which directs these frequencies out through a central exit port, thereby providing clearer base response without sacrificing psychoacoustic directionality.The speakers are mounted on the mixing chamber and also rotatable relative to it, for adjustable stereo imaging and compact portability.Type: GrantFiled: May 15, 1995Date of Patent: August 27, 1996Assignee: SparkomaticInventor: Tommyca Freadman
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Patent number: 5481616Abstract: A portable computer is equipped with a sound capability by plugging a personal computer memory card international association (PCMCIA) card having an on-board master speaker module into a PCMCIA slot. A slave speaker module in wireless communication with the master speaker module may also be used to radiate sound.Type: GrantFiled: November 8, 1993Date of Patent: January 2, 1996Assignee: Sparkomatic CorporationInventor: Tommyca Freadman
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Patent number: 5440645Abstract: A computer speaker assembly 22 is disclosed and includes a tweeter or high-frequency speaker 72 which may be selectively moved in relation to a mid-range-woofer speaker 30. Such movement is accomplished by means of a gear 64 and detent 62 arrangement.Type: GrantFiled: November 4, 1993Date of Patent: August 8, 1995Assignee: Sparkomatic CorporationInventor: Tommyca Freadman
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Patent number: 5000480Abstract: A show bar assembly for attachment to side panels of a pick-up truck or like vehicles capable of being adjusted and mounted on such vehicles of a plurality of different sizes and configurations and support a variety of automotive light accessories and the like at different locations as chosen by the owner. The show bar assembly comprises an upright front bar formed of three tubular members collectively forming an inverted U-shaped first bar unit to extend above the side panels of the truck and a second bar unit also collectively forming an inverted U-shaped angled bracing bar unit with the top section thereof immediately adjacent and paralleling the top section of the first bar unit. Each of these side tube sections of the first and second bar units have a mounting plate at the respective lower ends thereof for fixing the lower end portions thereof to truck side panels in deliberate mechanical tensioned relation minimizing vibration and looseness between component parts.Type: GrantFiled: April 27, 1989Date of Patent: March 19, 1991Assignee: Sparkomatic CorporationInventors: Michael J. Straka, Ronald H. Greenberg, Jr., Larry A. Libey
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Patent number: 4943085Abstract: A side bar assembly for attachment to a chassis of a pick-up truck, off-road vehicle or the like capable of being mounted on such vehicles of a plurality of different sizes and configurations, wherein the side bar assembly is formed of a pair of substantially L-shaped tubular members as half-bar tube sections to collectively form a generally U-shaped side bar to extend laterally from a side of the vehicle. A substantially semi-cylindrical connector sleeve defining a concave tube-gripping recess receives the aligned end portions of the tubular members with the connector sleeve partially encircling and gripping the adjacent portions of the tubular members over more than half the circumferential extent of each, and mounting brackets are provided for bolt securement to the vehicle chassis to receive and support end portions of the side legs therein.Type: GrantFiled: April 27, 1989Date of Patent: July 24, 1990Assignee: Sparkomatic CorporationInventor: Michael J. Straka
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Patent number: 4935638Abstract: A side bar assembly for attachment to a chassis of different sizes of pick-up trucks, the side bar assembly including a pair of substantially L-shaped tubular members forming half-bar tube sections to collectively form a generally U-shaped side bar to extend laterally from a side of the vehicle, and a cylindrical connector sleeve having a central bore corresponding substantially to the outer diameter of the tube legs to receive the latter therein in alignment with each other with the connector sleeve encircling the adjacent portions of the tube legs over more than half the circumferential extent of each and a pair of mounting brackets to receive end portions of the side bar legs therein. The connector sleeve also includes a thickened portion defining an upwardly facing flat step surface at the top of the sleeve.Type: GrantFiled: April 27, 1989Date of Patent: June 19, 1990Assignee: Sparkomatic CorporationInventor: Michael J. Straka
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Patent number: 4884655Abstract: A tower-type speaker cabinet assembly for plural speakers of a high fidelity audio system, including a vertically elongated tower cabinet having a pair of front wall segments adjacent the uppermost and lowermost ends of the tower speaker cabinet and an intermediate forwardly opening cavity extending between the upper and lower front wall segments, a pair of vertically spaced large subwoofer speakers in the respective upper and lower front wall segments with associated inner cabinets forming sound boxes therefor, and a swivelled movable center subcabinet spanning the vertical distance between said front wall segments, having a woofer, a mid-bass speaker and a pair of tweeters carried by a front wall portion of the center subcabinet in vertical alignment. The subcabinet has a range of swivel movement horizontally through predetermined angles about a vertical axis located a short distance rearwardly from the front wall of the swivelled subcabinet.Type: GrantFiled: October 3, 1988Date of Patent: December 5, 1989Assignee: Sparkomatic CorporationInventors: Tommyca Freadman, John F. Castagna
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Patent number: 4733904Abstract: A sun roof assembly and seal therefor comprises a flexible ring shaped member having a base with a groove therein for receiving a continuous rigid bead on the frame of the sun roof and a tubular bulb positioned on the upper wall of the base. When the cover of the sun roof is opened the upper wall of the bulb springs upwardly above the level of the roof in which the sun roof is installed, but when the cover is closed, the upper wall of the bulk is compressed against the base above the rigid bead to seal the sun roof against leakage.Type: GrantFiled: June 23, 1981Date of Patent: March 29, 1988Assignee: Sparkomatic CorporationInventor: Steven A. Snyder
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Patent number: 4688121Abstract: An adaptor for playing a magnetic tape cassette in a tape player for 8-track endless tape cartridges, including an adaptor housing whose horizontal width and depth dimensions and peripheral shape adjacent the bottom thereof are substantially the same as that of the endless tape cartridge to fit in the cartridge-receiving cavity of the tape player. The housing is shaped to form an upwardly opening well for receiving the magnetic tape cassette, and has a tape driving capstan for driving the cassette tape, and a capstan drive train for selectively driving the capstan from the tape drive of the cartridge player, including a pivoted power takeoff lever and pulley to couple and decouple with the cartridge tape drive, and a pivoted function control lever having an end portion movable relative to the takeoff lever to position the latter at non-driven and release positions.Type: GrantFiled: November 13, 1986Date of Patent: August 18, 1987Assignee: Sparkomatic CorporationInventor: John F. Castagna
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Patent number: D260763Type: GrantFiled: October 15, 1979Date of Patent: September 15, 1981Assignee: Sparkomatic CorporationInventors: John F. Castagna, Ronald A. Emmerling
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Patent number: D260764Type: GrantFiled: October 15, 1979Date of Patent: September 15, 1981Assignee: Sparkomatic CorporationInventors: John F. Castagna, Ronald A. Emmerling
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Patent number: D261758Type: GrantFiled: October 15, 1979Date of Patent: November 10, 1981Assignee: Sparkomatic CorporationInventors: John F. Castagna, Ronald A. Emmerling
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Patent number: D263584Type: GrantFiled: October 15, 1979Date of Patent: March 30, 1982Assignee: Sparkomatic CorporationInventors: John F. Castagna, Ronald A. Emmerling
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Patent number: D295619Type: GrantFiled: April 29, 1985Date of Patent: May 10, 1988Assignee: Sparkomatic CorporationInventor: Gary L. Reeve
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Patent number: D304586Type: GrantFiled: November 25, 1987Date of Patent: November 14, 1989Assignee: Sparkomatic CorporationInventors: Tommyca Freadman, John F. Castagna
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Patent number: D304921Type: GrantFiled: May 4, 1987Date of Patent: December 5, 1989Assignee: Sparkomatic CorporationInventor: John F. Castagna
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Patent number: D310793Type: GrantFiled: May 2, 1988Date of Patent: September 25, 1990Assignee: Sparkomatic CorporationInventor: John F. Castagna
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Patent number: D320592Type: GrantFiled: November 2, 1988Date of Patent: October 8, 1991Assignee: Sparkomatic CorporationInventor: Michael J. Straka
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Patent number: D326265Type: GrantFiled: April 10, 1989Date of Patent: May 19, 1992Assignee: Sparkomatic Corp.Inventor: Tommyca Freadman