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| Number | Title | Issue Date |
| 4373125 | Apparatus for welding pipes A welding apparatus for pipes which provides for a guide means which is to be fixedly secured to the pipe adjacent the welding area, a first carriage and a second carriage is movably supported upon the guide means with each of the carriages supporting a p... | 02/08/1983 |
| 4194373 | Shock isolation coupling A shock isolation coupling located in a drive train between a transmission and the engine flywheel. The coupling includes a drive plate and a driven plate, the driven plate being centrally located within an opening provided within the drive plate. The dri... | 03/25/1980 |
| 4192313 | Forceps designed to facilitate insertion of a laminaria tent into the uterine cervix A forceps constructed of a pair of interconnected members in which the fore end of the pair of members each include a plurality of elongated grooves. The elongated grooves of the members are to cooperate together to facilitate clamping onto a Laminaria te... | 03/11/1980 |
| 4188006 | Steadying rest to aid in steadying an artist's hand A steadying rest to aid in the steadying of an artist's hand above a two-dimensional work surface, such as a canvas, is comprised of offset members which are temporarily fixed to the work surface, typically along the edges. A first rest member is adjustab... | 02/12/1980 |
| 4186734 | Inflatable seat unit An inflatable seat unit having a plurality of air cells positioned longitudinally adjacent to each other and fully contained within a cavity in a piece of foam material, the cells being covered by a portion of the foam material to form a seat surface, the... | 02/05/1980 |
| 4177802 | Self retaining skin retractor A device to facilitate accurate placing of sutures for closing a wound or incision which takes the form of an elongated wire member the ends of which are to be located at the ends of the wound or incision. The device is to be resilient forcing outwardly t... | 12/11/1979 |
| 4147316 | Aircraft landing gear assembly An aircraft landing gear assembly which is to be movable from a retracted position within the fuselage of the aircraft to a position extended outwardly from the fuselage of the aircraft. The landing gear assembly includes a main supporting strut leg assem... | 04/03/1979 |
| 4132307 | Matchbook structure A matchbook structure wherein a protective cover is employed which is to protect the sides of the book of matches from being contacted by a spark from the lighting of a single match. The protective cover is connected to the base of the matchbook which is ... | 01/02/1979 |
| 4097947 | Inflatable wearable flotation device An inflatable wearable flotation device having flotation material in front and back panels and an inflatable bladder having sections located at said front panels and a collar section positioned over said back panel comprising a bladder section, and fasten... | 07/04/1978 |
| 4096441 | Test instrument for transmitters The herein disclosed test instrument includes an arrangement for measuring the standing wave ratio of a transmitter, antenna combination which comprises a printed circuit board having a first conductive path thereon adapted for connection in series with t... | 06/20/1978 |
| 4085611 | Recording compression testing meter A recording compression testing meter having a measuring cylinder connected to the spark-plug hole of an engine cylinder by means of a tube and having an indicator arm movable by the piston of the measuring cylinder over a portion of recording paper fed f... | 04/25/1978 |
| 4078995 | Earthworm harvesting apparatus An apparatus and method for harvesting earthworms from a bedding comprising a drum rotatably mounted upon a housing, the housing including a base which is adapted to be placed upon a planar supporting surface, the drum being formed of a plurality of paral... | 03/14/1978 |
| 4078589 | Battery driven screwdriver A battery operated screwdriver wherein a battery and a motor assembly are mounted within an elongated housing, the motor operating a drive shaft extending from the housing, the drive shaft being off-set from the longitudinal center axis of the housing pro... | 03/14/1978 |
| 4073369 | Brake and tie-down mechanism A mechanism providing both a brake and tie-down mechanism for a cart which utilizes a central support below the bottom of the cart for supporting both the vertically moving brake shoes and the rotating locks of the tie-down mechanism, and foot pedals at o... | 02/14/1978 |
| 4071030 | Rotatable duraguard A duraguard for a surgical cutting tool consisting of a guard mounting member rotatably mounted within the nose section of the tool housing at two spaced locations and supporting a guard arm extending outwardly along the cutting tool and terminating a pro... | 01/31/1978 |
| 4061342 | Tone arms A tone arm which uses a suspension instead of a conventional arm and pivot. It is designed to reduce mass by reducing the physical size of the components of the device. It also provides a suspension that is more compliant than that of the cartridge stylus... | 12/06/1977 |
| 4057520 | Slide switch assembly having flexible housing with movable contacts mounted on printed circuit board One embodiment of the herein disclosed switching arrangement comprises a printed circuit board having two parallel slots formed therein with a plurality of contact points disposed between the slots; and a housing mounted so as to allow its movement along ... | 11/08/1977 |
| 4052667 | Moisture meter construction A moisture meter construction in which a conventional meter assembly is mounted within a housing, an access opening into said housing, a tubular member integrally secured to said housing having an opening therethrough with the opening of the tubular membe... | 10/04/1977 |
| 4047461 | Piano key button alignment tool A jig to establish the precise location of a piano key button upon a piano key which takes the form in the shape of a parallelogram with the sides being pivotable with respect to each other. Upon one of the shortened sides of the parallelogram shaped jig ... | 09/13/1977 |
| 4047255 | Flotation hiking harness A flotation hiking harness having back, side and crotch sections attached to a central buckle and having a shoulder section over the shoulder blades and front sections over the chest which terminate short of the bend line at the waist, the front and shoul... | 09/13/1977 |
| 4048560 | Electrical meter apparatus An electrical meter apparatus wherein the elements of construction of the meter are so constructed as to not warrant any significant amount of precision in manufacture. A selector knob is connected to a switch rotor with a switch rotor being mounted upon ... | 09/13/1977 |
| 4041738 | Locking device for outboard motor A locking device for an outboard motor having a C-shaped mounting bracket fitting over the back transom of a boat and containing a mounting screw with a handle at one end for tightening a foot at the other end against the transom, said locking device havi... | 08/16/1977 |
| 4035952 | Louvered window lock A louvered window lock which comprises an elongated bar having a plurality of spaced apart brackets thereon. Each bracket is to be in contact with the upper edge of a glass panel of a louvered window with at least one of the brackets having a forward over... | 07/19/1977 |
| 4035877 | Buckle A buckle having a male member insertable into a female member, the male member having a rigid portion and the female member having a flexible portion which engages the rigid portion to produce the locking action and the male member has a separate flexible... | 07/19/1977 |
| 4031808 | Handgun apparatus The apparatus of this invention relates to certain improvements in a handgun which is generally known as "Colt Government Model Automatic Pistol, Caliber .45." Basically the aforementioned handgun has a handgrip housing to which a trigger is connected, a ... | 06/28/1977 |
| 4029089 | Prone stander A prone stander which is constructed of a main center post assembly which is inclineable to different positions with respect to a supporting base, the supporting base being mounted upon wheels. The user's feet are to be located upon a platform which is mo... | 06/14/1977 |
| 4026252 | Engine construction A two-cycle engine wherein a pair of pistons are mounted within a pair of cylinders which are arranged in an oppositely facing in-line manner with the connecting rods of both pistons being also in-line and rotatably mounted upon a crank shaft, the crank s... | 05/31/1977 |
| 4020555 | Connecting mechanism for a saw blade A connecting mechanism for a saw blade of a surgical cutting tool in which the blade has two side projections spaced slightly from one end thereof and in which the connecting mechanism comprises a rotatable collar on the end of a reciprocating shaft which... | 05/03/1977 |
| 4020305 | Remote actuated switch A remote actuated switch capable of carrying relatively large conductive current with the use of small, leaf spring contacts which have upturned ends providing first substantial point contact areas upon initial contact with a contact ring and providing la... | 04/26/1977 |
| 4013428 | Coal gasification process A process for gasification of coal by combustion of a fuel and oxidizer in a preburner to produce steam at a temperature substantially above the minimum temperature at which steam and coal will react to produce carbon monoxide and hydrogen and introducing... | 03/22/1977 |
| 4000495 | System for recording information on a photosensitive material A system for recording information on a photosensitive material comprising an array of light emitting diodes; fiber optic tubes, coupled between said light emitting diodes and the photosensitive material; and computer means for controlling the excitation ... | 12/28/1976 |
| 3992738 | Water ski binding A water ski binding having a foot piece and a heel piece which is attached to a mounting plate slidable along the water ski, the mounting plate consisting of a support member for the heel piece and separate latch members connected to the support member an... | 11/23/1976 |
| 3987871 | Trolley cart braking system A brake device for a cart separate from the cart wheels and operated by downward movement of a foot pedal to cause engagement of feet with the floor and thereafter movement of at least some of the cart wheels a small distance off of the floor, the feet be... | 10/26/1976 |
| 3987467 | Photographic film identification system The combination of a light emitting diode array controlled to photograph an identifying code onto a film; and a printer controlled to print the same number on an associated envelope, container or label. The identifying code is automatically changed after ... | 10/19/1976 |
| 3979960 | Compression tester A compression tester having a rotatably mounted dial disc cooperating with a stationary index line and a piston responsive to compression pressure movable against a spring for rotating the dial disc and a support plate for the dial disc providing for conf... | 09/14/1976 |
| 3976287 | Shock isolator construction A shock isolator wherein a piston is movably mounted within a compressible solid chamber formed within a housing, the piston including first passages and second passages, the compressible solid material to be extracted through said first passages during a... | 08/24/1976 |
| 3976260 | Transportable cable reel A transportable cable reel having a rotatable drum secured to an axle and supporting wheels located at opposite ends of the axle, the drum being located between the wheels and having a protective cover at each side thereof to confine cable wound on the dr... | 08/24/1976 |
| 3968862 | Kinetic energy absorbing value assembly An energy absorption unit wherein a piston is movably mounted in a compressible solid chamber, the piston including first and second passages, the compressible solid material to be conducted only through said first passages during low energy damping level... | 07/13/1976 |
| 3969584 | System for recording the actuation of remotely located locking devices A system for providing a record of each time any one of a plurality of remotely located locking devices is operated, as well as the number of the key used for each lock actuation. The disclosed system includes means located at each secured premises for se... | 07/13/1976 |
| 3968539 | Adjustable handle for an instrument casing A handle for an instrument casing or other device, which handle is rotatably mounted by an extension handle section to the instrument casing so that the handle can be moved from a completely retracted position to a fully extended position, the handle havi... | 07/13/1976 |
