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| Number | Title | Issue Date |
| 4214518 | Meat tumbler Apparatus for treating meat comprises introducing pieces of meat into a tumbling drum rotatable about a horizontal axis and which contains circumferentially spaced rods on the inside of the drum adjacent to its periphery and parallel to the axis of rotati... | 07/29/1980 |
| 4158915 | Artificial dentures, and method and apparatus for preparing same Artificial dentures, and a method and apparatus for preparing them are disclosed. After a dentition base plate is prepared, a temporary integral strip of gum tissue and supported teeth elements is temporarily fixed to the base plate. The assembly is then ... | 06/26/1979 |
| 4158814 | Automatic overload protection system A variable impedance circuit is included between the antenna and the RF amplifier stage of a radio receiver portion of a transceiver and is responsive to a phase-inverted and amplified AGC signal to automatically protect the receiver from breaking down or... | 06/19/1979 |
| 4156894 | Light fitting A light fitting for underwater use is of reduced size and is structured to provide easy and ready replacement of the fitting lamp. The fitting includes a housing, a disc-shaped backing plate mounted to the housing and a lens sealingly connected to the bac... | 05/29/1979 |
| 4156836 | Battery charging system for road vehicles A battery charging system includes a pair of alternators having rectified outputs which are connected in parallel. The field currents of the respective alternators are controlled by respective oscillatory switching circuits which are responsive to rectifi... | 05/29/1979 |
| 4155469 | Mobile vehicle for carrying bulk materials or general freight A mobile vehicle is selectively adaptable for carrying either bulk materials or general freight loads. The vehicle comprises a trailer including a suspension comprising at least one axle with wheels attached thereto and a platform mounted upon the suspens... | 05/22/1979 |
| 4154326 | Combined power valve and flow divider A closed-center brake system and brake valve are disclosed. A closed-center variable displacement pressure compensated pump delivers fluid pressure to a valve inlet which carries a normally closed check valve. When a valve operating rod is partially withd... | 05/15/1979 |
| 4149424 | Starter motor A starter motor of the pre-engaged type has a stator, a rotor, a rotor shaft and a pinion assembly mounted on the rotor shaft for rotation therewith and axial movement relative thereto into and out of an operative position. A solenoid is mounted in a casi... | 04/17/1979 |
| 4149163 | Wireless seed detecting and monitoring apparatus A wireless seed detecting and monitoring apparatus includes one or more transmitter units mounted at the seed planter and a receiver unit mounted in a monitor console located at a remote location. Seeds being planted produce a signal which modulates an r-... | 04/10/1979 |
| 4148338 | Check valve Improvements in a check valve are disclosed. The check valve contemplated is of the type used to halt fluid flow in a fluid-carrying pipe system, and comprises an annular seat adapted to be mounted in the fluid line, a head-mounting yoke, and a head carri... | 04/10/1979 |
| 4147248 | Dividing container conveyor A dividing conveyor system is disclosed for directing articles such as milk bottles traveling along a stem conveyor to either a first or second branch conveyor. The divider conveyor system includes a diverter assembly disposed over the intersection point ... | 04/03/1979 |
| 4146289 | Wire clamp assembly There is disclosed a wire clamp assembly which includes a screw member and washer or clamping member in mounted relation on the screw member, and adapted to provide a terminal assembly for a terminal block or the like. The washer or clamping member compri... | 03/27/1979 |
| 4146055 | Valve structure There is disclosed a valve comprised of a valve body defining a cavity with inlet and outlet port means opening to and leading from said valve cavity. A plug member is rotatably disposed in said valve cavity and spaced from the bottom wall thereof to defi... | 03/27/1979 |
| 4145176 | Cable molding apparatus for accomplishing same A method and apparatus for forming cured polyethylene insulation about high voltage cables by applying uncured polyethylene around a core of the cable. The polyethylene is heated, cured and then cooled to room temperature in a pressurized nitrogen gas atm... | 03/20/1979 |
| 4145088 | Combined power and manually activated brake system A brake system is disclosed which comprises a primary fluid power brake subsystem and a secondary or back-up brake subsystem. The primary brake system is of the "power brake" type, and includes a power brake valve having a housing defining an elongate bor... | 03/20/1979 |
| 4142220 | Multi arc gap surge arrester A surge arrester of the gas tube type for protecting telephone lines has a primary arc gap and a secondary arc gap electrically coupled in parallel. The primary arc gap is wider than the secondary arc gap and both arc gap are exposed to the inert gaseous ... | 02/27/1979 |
| 4142084 | Welding apparatus A machine for the automatic butt welding of pipes on tube plates by TIG or plasma process with or without weld metal, or of abutting pipes with TIG or plasma process with internal torch, comprising a control unit for programming the welding parameters acc... | 02/27/1979 |
| 4141619 | Connector apparatus for joining an electrical bus with a transformer stud An electrical bus includes a receptacle for mating with an external electrical connector. This receptacle defines an entrance and a tapering inner wall portion diverging inwardly of the entrance. A connecting adapter member comprises a first portion whose... | 02/27/1979 |
| 4141361 | Evacuator The disclosed structure comprises a self-contained surgical evacuator for closed wound suction. A fluid container is provided with a resilient structure that includes a diaphragm and which may be actuated to negative pressure applying position. Upon relea... | 02/27/1979 |
| 4141284 | Two stage power valve A power brake valve and a related braking system are disclosed. The valve comprises a housing defining a first bore of large diameter and a second bore of smaller diameter, and annular pistons are slidably disposed within each bore. A biended rod, also sl... | 02/27/1979 |
| 4141177 | Reversible, creative dolls and method of assembling same A reversible doll is provided, which can be easily assembled by even inexperienced personnel from materials inexpensively offered in kit form. A fist doll head, which can be provided with oppositely directed faces, is installed upon a first stiffened chen... | 02/27/1979 |
| 4141123 | Method of manufacturing a spring hinge A plug is offered to make relatively easy and simple the assembly and pre-torquing of a spring-loaded hinge for doors and the like. These hinges comprise a pair of hinge leaves, each leaf defining at least one hollow hinge knuckle aligned with a hinge knu... | 02/27/1979 |
| 4139340 | Kiln heat exchanger A heat exchanger for use with a pottery kiln or the like includes a plurality of tubes for carrying air aligned by and arrayed in groups in a vertical array from the cool end to the hot end of the flue of the kiln. Connecting passageways are provided vert... | 02/13/1979 |
| 4138068 | Method and device for drawing a rolled photographic film's end out of its cartridge This invention provides a method for drawing a rolled film's end out of its cartridge by inserting a film drawing member into the cartridge, said member being formed of a resilient steel sheet and provided with a hook on one side of said member for catchi... | 02/06/1979 |
| 4137810 | Digitally encoded top octave frequency generator A LSI (large scale integrated circuit) device is disclosed which generates 12 output frequencies related to each other by a multiple of the twelfth root of two from a common time base without the use of parallel divider or shift register strings. The outp... | 02/06/1979 |
| 4137560 | Multiphase full-wave rectifier assembly A multiphase full-wave rectifier assembly comprises positive and negative plates and an electrically insulating body which are stacked together in spaced apart relationship. The positive and negative plates carry first and second sets of three power diode... | 01/30/1979 |
| 4137529 | Calibrated tuneable monitor A calibrated tuneable monitor for use with multi-row planting apparatus includes means for sensing the number of seeds delivered to furrows formed in a field and controlling an indicator to give a visual readout to the operator of the planting apparatus a... | 01/30/1979 |
| 4136771 | Article carrier and method of making same There is disclosed a carrier for a multiplicity of articles such as boxes, cans or other containers and comprising a flattened tube of plastic sheet material which is transversely slit partially therethrough at successive locations to present successive s... | 01/30/1979 |
| 4136405 | Rotational offset knee prosthesis A knee joint prosthesis comprises cooperating femoral and tibial components and a coupling which is arranged to make a hinged connection therebetween. Interdisposed hinge knuckles and a cooperating pintle define a lateral-medial pivot axis that is located... | 01/30/1979 |
| 4133853 | Aerosol carbonator An aerosol carbonator is provided for charging a fluid, such as an alcohol-based fluid, with a carbon dioxide propellant for later placement in aerosol-style valved cans. The aerosol carbonator comprises a vertically elongated vessel having inlet means at... | 01/09/1979 |
| 4132323 | Combination tank transporter and general cargo trailer The present invention is concerned with a trailer for carrying military tanks and convertible for carrying general cargo. The carrier is provided with a floor which has the rear portion raised about a front pivot for loading of tanks, which rear floor por... | 01/02/1979 |
| 4132984 | Liquid crystal display A liquid crystal display is provided with separate groups of leads extending to opposite margins and a plurality of individual terminal clips or elements preassembled with and permanently secured to the leads for facilitating assembly of the display in an... | 01/02/1979 |
| 4132071 | Electro-hydraulic controlled valve actuator system A hydraulic valve actuator includes at least one piston mounted for reciprocating movement in a cylinder for bidirectionally rotating a valve shaft mounted in the housing. A resilient spring member is held in compression between one side of the piston and... | 01/02/1979 |
| 4129474 | Retreading of tires The invention provides for the retreading of tires in which the tire casing is stressed by fluid pressure inside the casing so that the casing is in a stressed condition when a new tread is applied thereto. The tire casing is stressed by positioning it on... | 12/12/1978 |
| 4129082 | Earth working and fluid distribution apparatus An earth-working and fluid distribution apparatus is disclosed including a plow having a frame and a shank connected thereto. The apparatus further includes a, shovel for breaking the earth and creating a furrow connectable to the shank, a fluid supply so... | 12/12/1978 |
| 4128145 | Combination failsafe brake and one-way clutch A combination fluid power disc brake and one-way clutch unit is offered. An inner shaft is journalled in a stationary housing, and an outer shaft is journalled upon the inner shaft. A one-way clutch between the shafts causes the inner and outer shafts to ... | 12/05/1978 |
| 4128855 | Surge arrester A surge arrester for providing overvoltage protection for communications lines and the like comprises a pair of electrodes having opposed faces to define the arc gap therebetween. The opposed faces include a pair of facing annular, concentric ridges, a va... | 12/05/1978 |
| 4127690 | Filing strip A perforated filing strip is provided and has a self-adhesive strip thereon for attachment to a document to be filed. The perforations in the filing strip receive locating pins or the like for filing. The perforations are on an outer part of the strip and... | 11/28/1978 |
| 4127343 | Inner tube for screw jack A screw tube assembly is disclosed for use in a screw jack or the like. The screw tube assembly comprises a hollow tube member in one end of which is formed a recess so as to reduce the tube member wall thickness. Into this recess an annular bushing is in... | 11/28/1978 |
| 4127199 | Lifting apparatus Heavy lifting gear for upending large heavy loads, comprising a crane for lifting one end of the load and a carriage for supporting the other end of the load, the carriage consisting of two bogies which can move along a track under the control of a steppi... | 11/28/1978 |
