Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Number | Title | Issue Date |
| 7438496 | Auto locked mechanism A securing apparatus, including: a deformable body, wherein the body is configured to provide a secure interference fit with at least one article to which it is fitted, and an aperture within the body, wherein the aperture is configured to accept a noncircular secti... | 10/21/2008 |
| 7404686 | Snap fitting for joining component parts of an article of assembly A snap-fit arrangement for joining component parts, such as tubular sections and fittings includes a male coupling and a female coupling. A portion of the male coupling extends from one component part and includes cantilever prongs with enlarged heads. The exposed p... | 07/29/2008 |
| 7207112 | Combination hairdressing scissor assembly A combination hairdressing scissor assembly is disclosed to include a plurality of male connecting members and a plurality of female connecting members symmetrically provided at two opposite sides of each pair of hairdressing scissors for enabling a plural pairs of ... | 04/24/2007 |
| 7186050 | Pole connector assembly and method for racks and shelving A pole connector assembly for connecting adjacent pole sections in order to construct a pole. In some embodiments, these pole connector assemblies have two inserts connected together by a fastener. Each of the two inserts can be received within an open end of a resp... | 03/06/2007 |
| 7121401 | Packaging system for ammunition A packaging system for a single ammunition includes a cylindrical metal container and a cap therefore. A locking mechanism locks the cap to the top end of the container and a guiding mechanism guides the cap onto the top end of the container before the locking mecha... | 10/17/2006 |
| 7086185 | Device for coupling wear pieces to the receptacle tools of a public works machine In a device for coupling a tooth onto an adaptor nose with a key, the tooth includes a skirt shrouding the adapter nose beyond the key passage zone and having a configuration connected to a return wall, comprising a bordering ridge. The wall is provided in the width... | 08/08/2006 |
| 6846126 | Hitch receiver/implement threaded fastening assembly This invention relates to a novel hitch receiver/implement threaded fastening assembly. More particularly, this invention pertains to a novel device for securing in place an implement such as a tow bar, ball mount, bicycle rack, and the like, in a hitch receiver mou... | 01/25/2005 |
| 6846125 | Assemblies of panels with a sealing spring fastener comprising a closed cavity This invention relates to a sealing spring fastener, which comprises a U-shaped structure, on which an elastic body has been incorporated. The elastic body has a closed cavity within the U-shaped structure. The sealing spring fastener can form an assembly with an ex... | 01/25/2005 |
| 6733029 | Hitch bar tightener An apparatus is provided for tightening a draw bar, hitch bar or accessory mounting post in a receiver box of a trailer hitch receiver assembly. The apparatus broadly includes a body having an intermediate section with a threaded aperture and a pair of projecting mo... | 05/11/2004 |
| 6648542 | Vehicles having parts connected with a sealing spring fastener comprising a closed cavity This invention relates to a sealing spring fastener, which comprises a U-shaped structure, on which an elastic body has been incorporated. The elastic body has a closed cavity within the U-shaped structure. The sealing spring fastener can form an assembly... | 11/18/2003 |
| 6626605 | Pole connector assembly and method for racks and shelving Several embodiments of the present invention provide a pole connector assembly for connecting adjacent pole sections in order to construct a pole. Preferably, these pole connector assemblies have two inserts connected together by a fastener. Each of the t... | 09/30/2003 |
| 6527471 | Sealing spring fastener with closed cavity This invention relates to a sealing spring fastener, which comprises a U-shaped structure, on which an elastic body has been incorporated. The elastic body has a closed cavity within the U-shaped structure. The sealing spring fastener can form an assembly... | 03/04/2003 |
| 6503019 | Replaceable top tube for bicycles A replaceable top tube includes an outer tube and an inner tube retractably received therein. Two sleeves are respectively connected to the outer tube and the inner tube, and two locking plates are respectively connected to the two sleeves. Two hooks are ... | 01/07/2003 |
| 6357958 | Universally adjustable mounting device A keyless mounting device has inner and outer tubular sleeves telescopically engaged. The confronting surfaces of the inner and outer sleeves are tapered so that relative axial displacement of the sleeve in one direction expands the outer surface of the o... | 03/19/2002 |
| 6302614 | Quick coupling arrangement for a telescopic shaft A quick coupling arrangement installed in a telescopic shaft between an upper shaft section, including a bushing fixedly fastened to the bottom end of the upper shaft section, a tapered, threaded connector fixedly fastened to the top end of the lower shaf... | 10/16/2001 |
| 6076425 | Steering column for motor vehicle A motor vehicle steering column including a steering shaft, a steering hand wheel, and an attachment between the steering shaft and the steering hand wheel. The attachment includes a cone-shaped outside shoulder on the steering shaft, a cone-shaped inside... | 06/20/2000 |
| 6030143 | Locking pin for excavating equipment An improved locking pin for locking together two pieces of equipment through aligned locking apertures. The pin comprises a steel casing, a steel insert and an elastomer member. The two steel parts assemble together in a particular sequence and are adjust... | 02/29/2000 |
| 5820290 | Door handle/knob assembly having a wobble control ring A door handle/knob assembly a door handle/knob assembly includes a housing having an opening formed within the housing, and a shaft received within the opening of the housing. The shaft has an outer surface, a rib for axially retaining the shaft to a lip ... | 10/13/1998 |
| 5176465 | Device for interlocking separate component housing structures Device (10) for holding together adjoining component housings arranged in a vertical stack, said device (10) comprising a first female section (12) and a second male section (14) wherein the female member is provided with a cavity (22) to receive a male p... | 01/05/1993 |
| 5106277 | Drive connection for fuel pump rotor A fuel pump for an internal combustion engine has a rotor which is driven by the extended, rotating, mounting shaft of an electric motor armature. The shaft, with a round cross-section, extends through a round hole in the rotor with a firm fit but the sha... | 04/21/1992 |
| 4952093 | Fastening device of a pipe shaft and of a hollow square shaft, and their fastenings for use in a business machine and other industrial machines A fastening for mounting on a pipe shaft or hollow polygonal cross-sectional shaft for use in a business machine or other industrial machine to hold an element on the shaft. The fastening has a ring having a gap at a peripheral portion, the portions of th... | 08/28/1990 |
| 4788879 | Apparatus for hand operation of throttle and brake pedal, and methods of constructing and utilizing same The present invention discloses an apparatus for hand operation of throttle and brake pedals including two (2) adjustable length rods having handles on one end and throttle and brake pedal engagement devices on the other ends, said rods are held together ... | 12/06/1988 |
| 4504164 | Telescopic shaft coupling arrangement A coupling for inner and outer telescoping shafts comprises a one-piece sheetmetal clip having a sleeve portion slidably received on the outer shaft. A resilient leg portion extends longitudinally from the sleeve portion and is provided at its free end wi... | 03/12/1985 |
| 4390302 | Framework for fixedly supporting a horizontal arm A framework for supporting a horizontal arm at one of a plurality of locations from a vertically extending member having a plurality of vertically separated openings, each of which can be aligned with a similar opening in one end of the arm. A pair of tri... | 06/28/1983 |
| 4344516 | Disengaging device A disengaging device is used with a frictional clutch which includes a rotating member displaceable in the direction of its axis of rotation. The disengaging device provides a releasable locking connection between the rotating member and a gear case, and ... | 08/17/1982 |