Patents Represented by Law Firm Beaman & Beaman
  • Releasable push-in connect fitting
    Patent number: 4647082
    Abstract: A coupling fitting consisting of male and female parts wherein connection is achieved merely by axially inserting the male into the female part. Latching is produced by a plurality of resilient fingers mounted on the female part engaging with an annular shoulder formed on the male part, and release of the fingers is achieved by an axially displaceable sleeve permanently mounted on the male part displaceable to a release position engaging the fingers and removing the fingers from the shoulder permitting the male part to be removed from the female part. The release sleeve may be of a configuration to discourage tampering and uncoupling, or may include a knob to facilitate manual actuation.
    Type: Grant
    Filed: March 17, 1986
    Date of Patent: March 3, 1987
    Assignee: Aeroquip Corporation
    Inventors: Paul J. E. Fournier, Ernest F. Kulikowski
  • Frangible ball valve connector
    Patent number: 4643216
    Abstract: A ball valve connector of the frangible crashworthy type wherein two fluid flow connector body halves are interconnected by fracturable elements. Each body half includes a ball valve within a flow passage pivotally mounted on diametrically located pins. The pivot pins and valves are capable of displacement in the axial direction of fluid flow to compensate for manufacturing tolerances and provide maximum sealing characteristics. Each valve is rotatable 90.degree. between open and closed positions, and a stop projection defined on each valve cooperates with a spring biased stop ring providing positive retention of the valve in the closed position.
    Type: Grant
    Filed: February 6, 1986
    Date of Patent: February 17, 1987
    Assignee: Aeroquip Corporation
    Inventors: Alan R. Allread, William C. Marrison, Russell L. Rogers, Alexander P. Webster
  • Handle with alternate tool orientation
    Patent number: 4640155
    Abstract: A hand tool for transmitting torque having a handle wherein a tool implement may be mounted in alternative positions on the handle. The handle includes a slot intersecting an end and the tool implement, such as an Allen wrench or a screwdriver, includes a head molded thereon having a configuration closely conforming to the handle slot. A projection formed on the head transverse to the length of the implement cooperates with bores defined in the handle during the alternative mountings of the implement from the slot. In its operative positions the length of the implement is disposed parallel to the handle axis or transversely thereto.
    Type: Grant
    Filed: December 24, 1985
    Date of Patent: February 3, 1987
    Inventor: Harry F. Condon
  • Closed circuit refueling nozzle
    Patent number: 4638842
    Abstract: A fueling nozzle for closed circuit fuel systems comprising a body having a passage including inlet and outlet ends. A reciprocal plunger within the passage serves to open the fuel tank inlet and cooperates with a valve to close the nozzle when not in use. A reciprocal differential pressure actuated pressure regulating sleeve within the passage is positioned relative to a valve seat in accord with the nozzle fluid pressure and the nozzle passage is exposed only to regulated pressure. An indicator mounted on the body senses the position of the pressure regulator sleeve to give a visual indication of the position and condition of the regulator sleeve.
    Type: Grant
    Filed: July 8, 1985
    Date of Patent: January 27, 1987
    Assignee: Aeroquip Corporation
    Inventors: Frank D. Hawley, Russell L. Rogers
  • Pipeline repair kit
    Patent number: 4639016
    Abstract: A system for repairing pipeline, such as underground fuel, gas or water pipeline systems which have been damaged by explosives, wherein the ruptured sections have been misaligned. Quick-connect fittings are attached to the misaligned pipe ends after trimming and a bridging conduit system is interposed between the fittings having adjustable portions for accommodating the misalignment. Rotative angular sections provide universal adjustment while retaining the fluid-tight integrity of the apparatus.
    Type: Grant
    Filed: March 12, 1984
    Date of Patent: January 27, 1987
    Assignee: Aeroquip Corporation
    Inventors: Russell L. Rogers, Neill D. Perrine, Richard M. Alexander
  • Concise quick release tool holder
    Patent number: 4638537
    Abstract: A quick release tool holder system for machine tools utilizing a plurality of rotatable tool spindles spaced about an axis located on a tool head. Each tool spindle utilizes an axially movable sleeve for operating a detent locking a standard tool adapter within the spindle socket, and an actuator plate reciprocable by an expansible chamber motor simultaneously displaces the spindle sleeves in a tool adapter releasing direction to facilitate tool replacement.
    Type: Grant
    Filed: April 22, 1985
    Date of Patent: January 27, 1987
    Assignee: Crankshaft Machine Company
    Inventor: Gary L. Baker
  • Push-in connect fitting
    Patent number: 4637640
    Abstract: A conduit fitting of the quick connect push-in type wherein a tubular member having a radial shoulder is inserted into an annular body sealingly receiving the tube. A tube retainer employs a plurality of resilient fingers to maintain the tube within the body, while other resilient fingers position and maintain the retainer within the body and a third set of fingers engage and retain a seal in location. The retainer is stamped from flat spring steel stock.
    Type: Grant
    Filed: February 27, 1985
    Date of Patent: January 20, 1987
    Assignee: Aeroquip Corporation
    Inventors: Paul J. E. Fournier, Joseph F. Reinker, Jr.
  • Rotary joint with balanced seals
    Patent number: 4635969
    Abstract: A rotary joint for use with rotating heat exchanger drums particularly suitable for installations utilizing higher fluid pressures, temperatures and rotative speeds. The joint includes a nipple mounted upon the drum shaft having an enlarged diameter portion within a body chamber upon which a pair of seals are mounted having differential pressure faces to balance fluid medium pressures imposed upon the seals, seal wear does not produce relative axial displacement between the nipple and body, and concentric alignment between the nipple and body is maintained by axially spaced alignment bushings interposed therebetween.
    Type: Grant
    Filed: May 31, 1985
    Date of Patent: January 13, 1987
    Assignee: The Johnson Corporation
    Inventor: Eldon D. Jackson
  • Hydraulic shovel dredge system
    Patent number: 4631844
    Abstract: An underwater dredging system using a power-driven shovel. The shovel is manipulated to accumulate dredged solid material in the shovel bucket and the bucket is in communication with a pump suction conduit continuously removing the dredged material from the bucket. Screens and guards prevent oversized particles from entering the suction conduit, and predetermined relationships and configurations of the bucket and the suction conduit accommodate the movements of the pivotally mounted bucket.
    Type: Grant
    Filed: July 15, 1985
    Date of Patent: December 30, 1986
    Inventor: Troy M. Deal
  • Compact vacuum pump
    Patent number: 4631006
    Abstract: The invention pertains to a lightweight and concise vaccum pump particularly suitable for servicing refrigeration systems. One end of a cylindrical electric motor casing is enclosed by a substantially cylindrical adapter upon which a pump assembly is mounted. The motor armature shaft extends through the adapter and the pump rotor is directly mounted thereon. A hollow shell affixed to the adapter encompasses the pump assembly defining a chamber thereabout which includes a lubrication sump. A synthetic plastic handle assembly attaches to the motor casing and includes a capacitor housing and a base is affixed to the lower side of the casing. Except for the handle and base the pump is of a substantially cylindrical configuration of a diameter similar to that of the motor casing, and the pump assembly includes lubrication and exhaust features which provide improved pumping conditions.
    Type: Grant
    Filed: February 19, 1985
    Date of Patent: December 23, 1986
    Assignee: Robinair Division
    Inventor: Gary P. Murray
  • Turbidity control system for dredge cutterheads
    Patent number: 4628623
    Abstract: A turbidity control system for dredging operations wherein turbidity adjacent the dredge head is controlled by one or more operating characteristics of the dredging operation. The dredge head includes water jets for agitating, slurrying, loosening the material being removed and directing the material toward the dredge head and control apparatus regulating the water flow into the dredge head, the direction of the jets, the rate of water removal from the head, and the rate of dredge head advancement is adjusted in accord with the turbidity to permit dredging operations within acceptable environmental limits. A turbidity sensor may be mounted adjacent the dredge head to sense the extent of turbidity existing, and the sensor may be used to automatically operate the control apparatus.
    Type: Grant
    Filed: March 11, 1985
    Date of Patent: December 16, 1986
    Inventor: Troy M. Deal
  • Gage position control
    Patent number: 4627168
    Abstract: The invention pertains to apparatus for positioning a gage and structure associated with the gage, such as a protective shield. A gage arm is mounted for linear movement upon a column, and the arm extends through structure which surrounds the arm forming a shield protecting the gaging apparatus from foreign matter. Power means position the gage arm protective shield and sensors determining the relative position between the shield and the gage arm control the position of the shield to prevent the shield from having an adverse effect upon the gage arm measurement. A lost motion linkage may interconnect the gage arm support with the shield for the positioning thereof, or the gage arm support may be positioned independently.
    Type: Grant
    Filed: February 27, 1985
    Date of Patent: December 9, 1986
    Assignee: Acer Automation
    Inventor: Stephen S. Maples
  • Method and apparatus for vulcanizing retreaded tires
    Patent number: 4626300
    Abstract: The invention pertains to the method and apparatus for vulcanizing retreaded tires wherein an annular precured tread is bonded to a tire carcass by bonding material interposed between the tread and carcass. Grills are attached to the opposite sides of the carcass and each are associated with an annular elastomeric ironing member having a concave surface corresponding to the tire side configuration engaging the tread marginal edges whereby the ironing surface shapes and smooths the transition zone between the tread and tire carcass resulting in improved appearance and integral bonding.
    Type: Grant
    Filed: October 1, 1984
    Date of Patent: December 2, 1986
    Assignee: Tred-X Corporation
    Inventor: Carlton K. Barefoot
  • Halo traction brace
    Patent number: 4620530
    Abstract: The invention pertains to a traction brace for the head and neck wherein a head engaging ring is supported upon a torso-mounted vest. The vest consists of lateral sections interconnected by central parting lines and fasteners, and the head engaging ring is mounted upon columns extending above the vest sections. The apparatus is characterized by the accessibility to the patient that is provided.
    Type: Grant
    Filed: March 6, 1985
    Date of Patent: November 4, 1986
    Assignee: Camp International, Inc.
    Inventors: Willard E. Lanier, Juan B. Paez
  • Anhydrous knife
    Patent number: 4616580
    Abstract: A knife for dispensing anhydrous material within the subsoil consisting of a configured body of cast metal, the lower end defining a sacrificial mass providing the knife with excellent wear characteristics. A dispensing tube is cast within the body having orifices protected from plugging and a soil replacement and compacting element is homogeneously defined on the rear portion of the knife body immediately replacing the displaced soil to close the formed slit and retain the dispensed material.
    Type: Grant
    Filed: January 23, 1985
    Date of Patent: October 14, 1986
    Assignee: Hayes-Albion Corporation
    Inventors: Alan R. Moore, Nicholas M. Januszewski
  • Anti-blowout seal
    Patent number: 4614348
    Abstract: An annular fluid seal for pressurized fluid systems particularly for use with a coupling having interconnectable self-sealing male and female parts. The two-part seal is mounted within an annular gland recess within the male part and includes a relatively rigid primary annular body of synthetic plastic material having an interference fit with the male coupling part poppet valve. The outer diameter of the seal body includes an annular recess receiving an elastomeric O-ring, and the mass of the primary seal body provides maximum strength within the confines of the gland recess to resist deformation due to pressurized fluid to prevent blowout of the seal from its recess.
    Type: Grant
    Filed: October 4, 1985
    Date of Patent: September 30, 1986
    Assignee: Aeroquip Corporation
    Inventor: Paul J. E. Fournier
  • Hydraulic servicing apparatus
    Patent number: 4612693
    Abstract: A hydraulic press for servicing and repairing parts, particularly suitable for automobile service work, comprising spaced parallel vertical columns having a top plate and a lower vertically adjustable plate for supporting a conventional hydraulic bottle jack. The top plate includes anvil apparatus including spaced parallel vertically adjustable work engaging supports located on opposite sides of a compression rod translated by the jack. The press is characterized by its ease of fabrication and versatility.
    Type: Grant
    Filed: October 9, 1984
    Date of Patent: September 23, 1986
    Inventor: James E. Beeler
  • Multiple spindle machine tool
    Patent number: 4612690
    Abstract: The invention pertains to a multiple spindle machine tool wherein a plurality of substantially parallel spindles transversely disposed to a workpiece transfer path permit sequential operations upon a workpiece transferred from spindle to spindle. Spindles may be mounted upon opposite sides of the transfer path permitting machining on opposite sides of a workpiece, and the machine tool permits successive operations to be performed sequentially, rapidly and economically.
    Type: Grant
    Filed: December 24, 1984
    Date of Patent: September 23, 1986
    Assignee: Crankshaft Machine Company
    Inventor: Gary L. Baker
  • Frangible fittings
    Patent number: 4611618
    Abstract: A frangible fluid fitting of the crash-worthy type utilizing a detent holding a self-closing valve in the open position. The detent engages a plurality of balls confined in a recess circumscribing the fitting attachment surface whereby only partial fracture of the fitting in any direction causes the self-sealing valve to close. One embodiment of the fitting permits both gravity and pressurized tank filling with automatic valve closing when the tank is full during pressurized filling.
    Type: Grant
    Filed: March 19, 1984
    Date of Patent: September 16, 1986
    Assignee: Aeroquip Corporation
    Inventors: Paul J. E. Fournier, Joseph F. Reinker, Jr.
  • Utility boat
    Patent number: D286764
    Type: Grant
    Filed: January 9, 1984
    Date of Patent: November 18, 1986
    Assignee: Turner Enterprises, Inc.
    Inventor: Tommy P. Turner