Detachable Patents (Class 285/414)
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Patent number: 4633766Abstract: An adapter (10) as disclosed which is employed to join a heater (12) and an air conditioning evaporator (14) in an air conditioning system. The adapter (10) is provided with a series of slidable panels (60, 62, 64) which permit the adapter to be sized to fit a particular heater (12) by breaking off selected segments of the panels along a series of frangible connections (74, 84). In a second embodiment, an adapter (100) is provided with end panels (108) and side panels (112) which also include segments that can be broken off from the panels along a series of frangible connection (118). The panels (108, 112) are secured about the edges of the frame (102) of the adapter (100).Type: GrantFiled: June 7, 1985Date of Patent: January 6, 1987Assignee: First Co.Inventors: James H. Nation, Donald C. Tomlinson
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Patent number: 4619470Abstract: A pair of pipe members are joined together in a flange connection assembly particularly suited for fiber-reinforced plastic components, the pipe members being formed to include an inner pipe jacked consisting essentially of a thermoplastic material and an outer pipe jacket consisting essentially of a fiber winding impregnated with a snythetic resin. A threaded section is formed in each of the outer pipe jackets at the end of each of the pipe members, a flange bushing is provided with a loose flange ring threadedly engaged on each of the threaded sections and a covering collar covering at least the end of each of the pipe members is inserted at the inner pipe jacket.Type: GrantFiled: February 20, 1985Date of Patent: October 28, 1986Assignee: Georg Fischer AktiengesellschaftInventors: Friedhelm Overath, Remo Saner
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Patent number: 4613161Abstract: A coupling apparatus is provided for quick coupling of a plug container or the like to a casing collar. A body of the plug container is located above the casing collar. A main seal seals between the body and the casing collar. An adjusting assembly has a variable engagement with the body. An annular locking device is connected to the adjusting assembly for longitudinal movement therewith relative to the body. The locking device locks the body to the casing string. The locking device has a lower end movable between an open position wherein the casing collar can pass through a central opening thereof, and a closed position wherein a radially inward extending lip of the lower end of the locking device is located directly below the casing collar. The main seal is hydraulically biased against the casing collar.Type: GrantFiled: March 8, 1985Date of Patent: September 23, 1986Assignee: Halliburton CompanyInventor: David P. Brisco
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Patent number: 4582089Abstract: A valve manifold is provided of the type commonly referred to as an instrument manifold and used in systems designed to detect pressure differential. The manifold includes first and second passageways interconnecting a pair of input ports and a pair of output ports. Removable flanges are provided on the input and/or the output ends of the manifold. Each flange may be structurally secured to the valve manifold body by special nipples, and is provided with apertures for receiving bolts to mount the flanges to related process-side or instrument-side equipment. A threaded end of the nipple is adapted for sealing engagement with the manifold body, while the other end of the nipple is adapted for sealing engagement with elliptical-shaped flanges or a differential pressure transmitter. The versatility of the valve manifold is substantially increased, since the removable flanges allow the same manifold body to be used for either direct or remote mounting.Type: GrantFiled: October 31, 1984Date of Patent: April 15, 1986Assignee: General Screw Products CompanyInventor: Spencer M. Nimberger
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Patent number: 4561680Abstract: An improved spherical swivel joint assembly that substantially connectedly seals consecutively disposed conduit sections while allowing simultaneous angular and lateral joint displacement due to forces exerted at the joint during the transport of fluid therethrough.Type: GrantFiled: July 19, 1985Date of Patent: December 31, 1985Assignee: The Babcock & Wilcox CompanyInventor: David W. Gerber
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Patent number: 4552386Abstract: A connection or attachment joint between two coaxial cylindrical members having substantially different thermal coefficients of expansion. Each cylindrical member has an outstanding flange at its mating end with the end portions of the cylindrical members being separated by an annular resilient strain pad to evenly absorb radial growth between the cylinders and the flanges being held together in a manner to permit one flange to slide over the other flange as a result of thermal expansions and contractions. A torque transfer arrangement is provided to control relative rotation between the cylindrical members.Type: GrantFiled: August 22, 1983Date of Patent: November 12, 1985Assignee: United Technologies CorporationInventor: Herbert L. Burchette
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Patent number: 4542923Abstract: A duct jointing system is provided which includes a plurality of elongate frame members, each being a single piece of sheet metal folded to define a particular section. The section includes an open channel to receive an edge portion of the sheet metal duct, the channel having a base, a first web extending generally perpendicularly to said channel from a location adjacent the base, an outer portion at the end of the first web remote from the channel, the outer portion extending in the same general direction as the channel, and a second web extending obliquely toward the channel from a location adjacent the remote end of the first web. The single piece of sheet metal has an expanded portion constituting substantially the whole of the second web. A plurality of corner pieces are provided, each having two ends angled to each other, each end being insertable endwise into one end of one of the elongate frame members, and means are provided for securing together adjacent frame members on opposing duct ends.Type: GrantFiled: December 7, 1983Date of Patent: September 24, 1985Inventors: Frank X. La Crosse, Waldemar H. Greiner
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Patent number: 4526243Abstract: Drilling head incorporating downwardly facing lip type bearing seals, stationary seal cartridge for head seal, rotating replaceable seal bushing for head seal, and optional screw connection for removable side outlet.Type: GrantFiled: November 23, 1981Date of Patent: July 2, 1985Assignee: Smith International, Inc.Inventor: David E. Young
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Patent number: 4488743Abstract: To connect together tubular elements, such as pipes and the like, made of materials which are difficult to machine and handle, and which are expensive, such as quartz glass, or quartz materials or quartz-ceramic goods used, for example, in laboratory or chemical processing apparatus, the end portions of the tubular elements are formed with a circumferential groove or recess in which a spring ring made of metal, fiber-reinforced plastic, or the like, is snapped, the spring ring (3) being clamped at its external, projecting surface by a conical surface (8) on a flange ring (4) and a similar conical surface (8) on a counter ring, the flange ring and the counter ring being clamped by connecting bolts (6); two such elements can be connected together by passing connecting bolts (10) through aligned openings (7) in the flange rings; preferably, the connecting bolts are spring-loaded (11). The engagement angles of the conical surfaces (8) on the rings are, for example, about 38.degree.Type: GrantFiled: July 26, 1982Date of Patent: December 18, 1984Assignee: Heraeus Quarzschmelze GmbHInventor: Karl A. Schulke
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Patent number: 4480861Abstract: Apparatus for forming a sealed joint between juxtaposed, axially aligned pipe ends includes a pair of annular flange members slidable in facing relation on the pipe ends and having tapered annular interior surfaces converging outwardly of a central axis for forming an annular recess about the pipe ends. A resilient annular sealing gasket generally compatibly shaped with the recess is provided for disposition therewithin about the pipe ends. The gasket has a pair of tapered annular exterior surfaces which converge outwardly when uncompressed at slightly greater respective angles than the tapered interior surfaces of the flange members for respective sealing engagement thereby. A bolt arrangement draws the flange members axially together to compressibly engage the tapered exterior gasket surfaces between the tapered interior flange surfaces, thereby to compress the gasket against and between the pipe ends to seal them.Type: GrantFiled: January 25, 1982Date of Patent: November 6, 1984Assignee: Columbus Standard, Inc.Inventor: Frank E. Cann, Jr.
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Patent number: 4433860Abstract: A tubular fitting with an annular flange inwardly of its ends has adjustable clamping devices spaced with respect to the flange and enabling the fitting to be secured in an opening in a roof or the like and about a structural member or a pipe extending therethrough so as to form a weather tight seal thereabout. The fitting is preferably formed in two half sections to facilitate installation.Type: GrantFiled: October 20, 1980Date of Patent: February 28, 1984Inventor: William W. Lindquist
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Patent number: 4416575Abstract: A union nut, for cooperation with a first tube having an external thread and a second tube having a radially outwardly projecting flange, has an annular body with an internal thread to engage with the external thread of the first tube, the body being made of a synthetic resinous plastics materials of adequate strength to resist forces exerted by tightening of the nut, and a tool-engaging abutment element secured releasably on the body and at least partially projecting radially inwardly beyond the internal thread of the body so as to be able to abut axially against a flange on the other tube. Tightening of the nut onto the threaded tube draws the two tubes axially together. The abutment element is made of a material, e.g. stainless steel, selected to have adequate strength to resist bending or fracture under the axial forces applied, and to resist damage by the application of a tool to the nut.Type: GrantFiled: September 17, 1981Date of Patent: November 22, 1983Assignee: Quinn Engineers Ltd.Inventor: Barry McCarthy
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Patent number: 4372587Abstract: Flange for attaching a pipe to a flanged member, the flange consisting of a split disc having matching bore halves which are provided with peripheral serrations.Type: GrantFiled: April 14, 1981Date of Patent: February 8, 1983Assignee: Uni-Flange CorporationInventor: Charles W. Roche
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Patent number: 4324423Abstract: A tubular fitment capable of establishing a fluid tight passage defining a connection between first and second confined space defining means, with the tubular fitting when in a first condition permitting the second confined space defining means and a second portion of the tubular fitment to be rotated relative to a first portion of the tubular fitment and the first confined space defining means, and the tubular fitment when in a second condition locking the first and second portions thereof in fixed positions relative to one another.Type: GrantFiled: August 11, 1980Date of Patent: April 13, 1982Inventor: Isadore Pitesky
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Patent number: 4281861Abstract: A ball joint having first and second tubular members to be connected; the first tubular member extending toward the second tubular member and having an internal annular sealing means; the second tubular member extending toward the first tubular member and having an external annular spherical surface engaging within said sealing means, means for interconnecting the first and second tubular members so that relative pivoting of the members about the center of the annular spherical surface, the second tubular member and the sealing means being removable and replaceable through the flange connecting to the second tubular member.Type: GrantFiled: August 17, 1979Date of Patent: August 4, 1981Assignee: Cameron Iron Works, Inc.Inventor: Frank P. Czerewaty
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Patent number: 4252346Abstract: A connection for transition from a cutting ring joint to a flange joint. In a conventional connection piece for cutting ring joints is applied an insertion piece for abutment against a fixed flange. On the end thread of the connection piece is screwed a flange which is secured to the fixed flange.Type: GrantFiled: December 5, 1978Date of Patent: February 24, 1981Inventor: Goran V. Sundholm
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Patent number: 4215880Abstract: A fitting (11) for connecting a tube (17) in fluid flow communication with a hose end (13) having a distal collar (12) provided with a plurality of through holes (19 and 20) extending parallel to the hose end axis. The fitting includes an annular flange (15) having a central bore (21) for receiving the distal end of the tube. The flange includes a threaded hole (26) aligned with a first (19) of the collar holes, and a second, through hole (20) aligned with a second of the collar holes. The fitting further includes an annular clamp (16) for supporting the tube end axially outwardly of the flange and including a pair of clamp halves (32 and 33) with one of the halves (32) being secured to the flange by a bolt (40) extending through the collar and flange. The other of the clamp halves (33) is secured to the first clamp half by bolts (36) extending through at least one of the clamp halves.Type: GrantFiled: November 6, 1978Date of Patent: August 5, 1980Assignee: Caterpillar Tractor Co.Inventor: Jack H. Trittipoe
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Patent number: 4183560Abstract: A spigot and socket connection of the type which comprises a pipe end held within a socket by means of a retaining ring includes a device for securing the connection against sliding of the components. This device comprises a sleeve-like securing element lying between the pipe end and the retaining ring. The securing element carries an abutment which is engaged by the retaining ring, and the element is securely clamped to the external surface of the pipe end.Type: GrantFiled: January 27, 1978Date of Patent: January 15, 1980Assignee: H. Heer & Co.Inventor: Walter Wyss
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Patent number: 4150848Abstract: A hose coupling is provided which is comprised of two semi-circular coupling halves bolted together around the outer surface of the end of a non-metallic hose. The inner surface of each coupling half is provided with a metal plate having a multiplicity of prongs struck from the metal of the plate to extend radially inwardly for penetrating the non-metallic hose. All of the prongs extend circumferentially of the hose to facilitate penetration of the hose during assembly of the coupling halves and to maximize retention of the coupling on the hose end.Type: GrantFiled: November 9, 1977Date of Patent: April 24, 1979Assignee: Trelleborg AktiebolagInventor: Sven-Erik Dyrup
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Patent number: 4120519Abstract: A readily separable fastening structure for holding a pair of cylindrical sections together in axial alignment includes annular rim members attached to the inside surfaces near the ends of the cylindrical members, one of which has an outwardly extending flange spaced from the end of its corresponding cylindrical member to form an annular groove and the other of which is adapted to telescope within the first such rim member, the other such rim member also including an inwardly extending flange. A plurality of spaced members having spring fingers are attached to the outside of the second cylindrical member and extending beyond the end thereof, the spring fingers each having an inwardly extending ridge and a groove on the outside of the ridge. A small diameter cable is positioned in said grooves, and tensioning members are included for pulling said cable tightly around said fingers to pull the inwardly extending ridges into said annular groove to lock said cylindrical members together.Type: GrantFiled: October 3, 1977Date of Patent: October 17, 1978Assignee: The Bendix CorporationInventor: Robert M. Bridges
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Patent number: 3975468Abstract: A mount for a carburetor which reduces the transfer of heat and vibration from an engine which includes an elastic support ring interposed, with a load carrying capacity, between the mounting flanges of the engine and the carburetor and a neck portion of the carburetor to eliminate metal-to-metal contact. The neck portion has an axial length sufficient to receive the carburetor mounting flange while the elastic support ring is assembled.Type: GrantFiled: October 21, 1974Date of Patent: August 17, 1976Assignee: Walbro CorporationInventor: Charles H. Tuckey
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Patent number: 3942141Abstract: A flange adapted to be arranged on a tube. A plurality of flange parts fit together to define a flange having a central opening for surrounding the outer perimeter of a tube. Each of the flange parts defines at least a portion of the central opening. Each flange part is provided on its surface portion which defines at least a portion of the central opening with at least one protrusion for engaging a corresponding groove in an associated tube in a form-fitting relationship.Type: GrantFiled: May 25, 1973Date of Patent: March 2, 1976Assignee: Licentia Patent-Verwaltungs-G.m.b.H.Inventor: Ernst Kaffenberger
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Patent number: 3937500Abstract: An annular member to be fitted around a small-diameter pipe has drawing means and pressing members. The drawing means connect the annular member to a large-diameter pipe, and the pressing members to the small-diameter pipe to thereby connect the small-diameter pipe and the large-diameter pipe together.Type: GrantFiled: June 18, 1974Date of Patent: February 10, 1976Inventor: Toshiyuki Sato