Abstract: A housing of a rotary piston internal combustion engine of trochoidal type of construction consists of two side parts and at least one mantle part with dual-curvature mantle runway and a center part between the two mantle parts, which parts are connected by adjustable bolts directed axially as arranged along the radial periphery of the housing. An eccentric shaft passes through the housing and a triangular rotary piston turns upon the eccentric of the eccentric shaft. Clamping rings are provided at each of two ends of the housing.

Abstract: A valve actuator for providing rotational drive to a valve through a valve stem, where the valve includes a flange with attachment bolt holes for attachment of the actuator thereto using bolts. The actuator has an outer body having a sidewall and a base end position toward the valve flange, a rotatable output drive member accessible from the base end and adapted for coupling to the valve stem and having rotational end limits, and an attachment base fixedly attached to the body toward the base end and having a base flange and an attachment lip. The lip is attached to the base flange and is spaced apart from the body sidewall to define an annular space therebetween. A plurality of clips are positioned about the lip to secure the body to the valve flange while allowing selective rotation of the body to adjustably set the rotational end limits of the output drive member relative to the valve.

Abstract: A naval ground mine comprising two modules (1, 2) each having a cylindrical casing (4) containing explosive material. The modules have mating end faces (5), each provided with a spigot (6). Lips (7) on adjacent spigots form an annular projection which tapers in a radially outward direction. The two modules (1, 2) are held together by a split ring (3) having a corresponding internally tapered surface (9), which embraces this annular projection. As the ring (3) is tightened, the adjacent end faces (4, 5) are drawn tightly together. The external surface of the ring provides a smooth transition between the external surfaces of the modules, so as to minimize surface discontinuity and the possibility of detection by sonar.

Abstract: An automotive type internal combustion engine has an oil pan that is easily attached and disassembled from the skirt of the engine block by means of a snap-on type connector that includes a springable-like retaining plate removably attached to the upper edge of the oil pan and having right angled end portions springably engaged through slots in the oil pan wall for projection to a location above the ledge of the engine block skirt for supporting the oil pan upon the ledge and securing it to the block, the end portions of the retaining plate being cammed outwardly upon upward assembly of the oil pan to the block ledge and springably returned into a locking position with respect to the ledge after the ledge has cleared the hook-like ends; disassembly being accomplished by forceably moving the springlike ends outwardly until the block ledge is cleared for vertical removal of the oil pan from the ledge.

Abstract: This invention is a method, together with an apparatus for practicing the method, wherein automotive exhaust systems, and the like, which become separated at their juncture to manifolds, or the like, by reason of breakage of fastening bolts, studs, and the like are repaired by the use of the apparatus consisting of clamping devices formed of a plurality of essentially "U" shaped frames with threaded elements in the legs of the "U" shaped frames which threaded elements engage adjacent areas of the separated exhaust system elements and draw them together by being moved through the threads into a clamping action.

Abstract: A subsea control pod connector for joining conical interfaces (12, 18) having fluid openings (14, 20). A latch rod (54) carries a spherical ball (56) for vertical axial movement. A plurality of outwardly extending lock dogs (65) each has a spherical inner surface (66) sliding on the ball and an annular groove (72) around the outer surface. The groove surface transmits locking force to shoulder surfaces 68 and 70 located on the members to be joined.

Abstract: A system for fixing nozzles to a power turbine stator casing, in which each nozzle sector is locked to the respective shroud by means of a key which has its two diverging vertical flanges inserted into a radial dovetail guide in the front surface of the shroud, where it is held in position by an elastic element or spring acting between the key and the inner wall of the guide, its lower vertical nose or beak acting as a shoulder abutment for a radial fork of the nozzle sector, which is mounted over, and kept centered by, the two projecting sidepieces of said key, which also has a projection at its upper end. Each shroud is locked to the stator casing by an insertion-fit between the uncinated edges of a cavity in the outer peripheral surface of the shroud and the corresponding uncinated edges of a circumferential cavity in the stator casing, the insertion being secured by a leaf spring acting between the mutually facing, uncinated edge-free walls of the two said cavities.

Abstract: An undetachable flange joint characterized in that it essentially comprises a pair of semicircular clamp halves of which cross-sectional configuration is designed to tightly fit the outer configuration of a pair of tapered flanges to be joined, said clamp halves having curled portions at their both ends, and two annular links adapted to be engaged around the respective curled end portions so that the pair of flanges are tightly joined to one another by firmly holding the whole flanges by means of the clamp halves under wedging force.

Abstract: A pneumatic booster device having an elliptical housing is formed of two stamped metal sections having mating flange and opening portions, the two sections being joined in a simple, effective, easily diassembleable manner without the use of standard nut and bolt fasteners.

Abstract: A clamp fastener for fastening plates (4, 5) e.g. in cabinets containing electronic equipment. The plates (4,5) are clamped together between the legs of a U-shaped member (1) having converging legs and a round rod (2) disposed in the member. The fastener gives good mechanical and electrical contact along the whole of the contact length of the plates.

Abstract: Integral transverse flanges on duct sections made up, for example, of two L-shaped work pieces, are readily assembled into permanent rigid section-joining frames. At the frame corners, the interfitted flanged ends of corner pieces are trapped, adjacent to the integral flange webs, behind an outward-turned ridge on a surface of the duct and beneath an inward and backward turned spring margin having a progression of lanced projections. Tabs, extending across the lines of juncture of the L-shaped pieces along the outward turned ridge, are peened over to seal the joints of the work pieces positively and prevent the escape of air. Easily applied clips hold the flanges of the adjacent duct sections tightly against each other, and may be used also to retain narrow reinforcing bars likewise behind the out turned ridge and beneath the spring margins.

Abstract: A safety restraint limiting the separation of brake actuator housings containing powerful compression springs. The restraint consists of a sheet metal body having a notch receiving the housing flanges, the notch being of sufficient dimension to permit partial separation of the housing flanges upon release of the flange clamp band, and the flange and restraint include engaging complementary surfaces which produce an inward force on the restraint when the restraint is subjected to axial spring forces thereby retaining the restraint notch in alignment with the housing flanges to limit axial separation thereof.

Abstract: Structure for mounting a load cell enclosure on a bending beam is disclosed, wherein the load cell enclosure has a pair of mounting flanges extending from the enclosure and the flanges each have opposed mounting and exposed surfaces. A swivel footed clamp is provided for contacting each flange exposed surface and a beam surface in a manner to firmly secure the flange mounting surfaces to the beam.

Abstract: A clutch for rigid but releasable connection of two coaxial parts of construction, preferably rotating shafts, having flanges centrally arranged at their proximate shaft ends, in which torque is transmitted by a frontal spur or cog gear. Both flanges are clasped by tension sleeves by means of radially protruding collars. The axial force arises by shrinking the tension sleeves which, in a heated condition, are radially positioned on the flanges. An advantage in connection with Cardan joints is that the external diameter of the clutch is no larger than a cross joint or universal, which can transmit the same torque.

Abstract: A coupling to attach the lip of a head box on a paper making machine to the head box, the coupling comprises a body to be attached to an adjuster extending from an actuator. The body is attached to the head box to permit movement of the body relative to the head box, under the influence of the actuator. The body has a recess adapted to receive the lip. There is a second recess, generally perpendicular to the lip-receiving recess.The lip received in the first recess is pivotally clamped against the head box.

Abstract: A robot toolchanger system is disclosed, where an adapter unit is mounted to the end effector of a robot. The housing of the adapter unit has central opening for receiving a T-shaped member which is affixed to a common toolbase, applied to a variety of tools. The crossbar of the T-shaped member is engaged by a slide movable in the housing in reversing directions to lock and unlock the tool with respect to the robot end effector.

Abstract: An improved clutch and brake unit in combination with a rotatable flywheel, the clutch and brake unit having a housing assembly forming a reservoir chamber around a portion of the drive shaft of a machine and surrounding the clutch and brake unit which permit the housing assembly, clutch and brake unit, and shaft to be removably secured as one unit to the rotatable flywheel. A universal coupling is also disclosed, used in combination with an output shaft of a drive assembly and an extension shaft of a driven assembly, comprising radially outwardly extending flanges at the adjacent ends of each shaft, a mating boss on one shaft matable into a recess in the other shaft to dispose the shafts such that the flanges are adjacent one another, a key inserted in a transversely disposed keyway disposed in part within each shaft, a retainer to hold the shafts together at the flanges and retain the key and securement to secure the retainer to the shafts.

Abstract: A window drive mechanism for motor vehicles including a driving cable operatively extending between a plurality of tubes each having adjoining ends with radially outwardy extending flared collars, the adjoining ends being connected together by a plastic clamping member which consists of two clamp halves adapted to receive therebetween said flared ends and being clipped together to connect said tubes with the clamp halves of the clamping member being each provided with an inner circumferential groove for receiving therein, respectively, the flared collars of the tubes.

Abstract: The invention relates to an extension joint for concrete poles of the type in which at least one pin in a first pole penetrates into a recess in a second pole. The end of the pin is provided with a shoulder and is locked in the second pole by means of a wedge having shanks each engaging one side of the pin. The wedge is locked in its driven-in position while being driven in by the bending of the shanks towards each other after they have passed the pin. The wedge and the free end of the pin are covered by a channel member or furrow, whose side walls have portions bent inwards and guiding the shanks when the wedge is being driven in.

Abstract: A clamping device on heat exchangers that will mechanically force mating parts together to prevent fluid leakage. The clamping device comprises one or more mechanically formed clips or clamps sprung around the rims of mating parts with sufficient force to prevent the faying surfaces from separating during normal use. Gaskets or sealing compounds may be present between the surfaces.

Abstract: A hand-held power tool comprises a drive unit including a first housing, a combustion motor located in and fixed to said first housing and having an output shaft; and a work unit including a rotatable tool, an input shaft, a transmission between the input shaft and the tool for driving the latter and a second housing. A quick-connection arrangement is provided for releasably connecting the first to the second housing and a coupling arrangement coaxial with the connection arrangement serves to couple the output shaft with the input shaft.

Abstract: A fastening system particularly suited for securing parts of a rotor of a slant axis rotary mechanism together including links (110) abutting each of the rotor parts (60, 62), and spanning the interface (ABCD) between the parts. Pivotal nut structures (108) are journalled in the ends of the links and linear passageways (90) are disposed in the rotor parts to be nominally aligned with the nut structures. The passageways are at an acute angle to the rotor axis and terminate in a shoulder (100) at their ends remote from the nut structures. Threaded, headed fasteners have their heads (98) in operative engagement with corresponding ones of the shoulders and extend through the passageways to be threadably received by the corresponding nut structures to tension the associated links and thereby hold the rotor parts in assembled relation.

Abstract: There is provided an adaptor for use with internal combustion engines which adaptor permits utilization of an improved oil pan. The improvement includes an adaptor for use with the oil pan, an improved oil pan configuration, a flange for use with the adaptor and a clamp for holding the pan to the adaptor and flange.

Abstract: The invention refers to an overload control device between two revolving machine parts having substantially semicylindrical lugs or extensions uniformly distributed over the circumference. Two lugs, pertaining to two different machine parts, form cylinders with partition areas parallel with the direction of rotation of the machine parts, surrounded by hollow power-transmitting carrier drive links connecting the machine parts, and severing the connection by breaking in case of an overload. The carrier drive links consist of hollow cylinders made of high-duty, inflexible material mounted upon and surrounding the lugs under an initial stress.

Abstract: An electrostatic filter having a plurality of adjacent precipitating or separating fields in a box-shaped housing, each field being defined between at least one collector electrode and at least one corona-discharge electrode. A rapper arrangement is provided in the housing and comprises respective whipping or tumbling hammers which strike against anvils on the holders of the collector and/or corona discharge electrodes. According to the invention, the aligned hammer shafts for the corona discharge electrodes of adjacent separating fields are interconnected by insulating couplings and have a common drive.

Abstract: A coupling for rigidly connecting two coaxial machine parts, like shafts, to transmit torque: The coupling includes first and second coupling halves, each having a respective end surface and the end surfaces abutting and being secured together. There are radially extending openings around the coupling and being defined by cooperatingly shaped and placed grooves in both end faces of the coupling halves. The grooves are profiled, e.g. semi-circularly or trapezoidally, thereby defining circular or hexagonal openings, respectively, when the coupling halves are secured. A removable cotter of similar profile to the opening therefor is inserted in each opening. The cotter has a slightly larger cross-section than the opening and the cotter and/or the opening in the vicinity of the cotter are deformable upon the coupling halves being brought together. Various recesses through the cotter permit deformation thereof. Alternatively, the flanges at the abutting ends of the coupling halves are weakened to deform.

Abstract: A quick release clutch coupling for coupling two flanges between which torque is transmitted. Each flange carries a pair of axially extending clutch elements, each of which has bearing surfaces so that the clutch elements of opposite facing flanges engage each other along the bearing surfaces for the transmission of torque from one flange to the other. The engaged bearing surfaces of each clutch element lie in a plane which passes through the axis of rotation of the coupling. A bolt, which has oppositely pitched threads, is mounted for rotational movement by a guide on the coupling, and the axis of rotation of the bolt extends in a direction transverse to the axis of the coupling. A pair of tension shoes are carried on the bolt for displacement in opposite radial directions upon rotation of the bolt for preventing axial displacement of one coupling flange with respect to the other. Each clutch element has a further bearing face which bears against one of the tension shoes.

Abstract: To lock an internal combustion engine ignition distributor in the initial angular setting, the hold-down clamp member is provided with a tang portion that is accommodated in close tolerance fit by a complementary notch in the distributor mounting flange when the hold-down clamp is mounted upon the engine in a manner to securely clamp the distributor housing in place at the initial angular setting.

Abstract: An improved flange connector construction for remote actuation to connect flanges on prefabricated sections of an offshore drilling platform support structure. A flange on the end of a first prefabricated section has a downwardly extending annular skirt which supports a plurality of clamp dogs spaced about the inner circumference of the skirt. Each clamp dog is moveable in a direction generally parallel to the longitudinal axis of the annular skirt and is rotatable between a first retracted position generally tangent to the skirt and a second extended position generally radial of the skirt. The first prefabricated section is moveable to telescopically receive a flange on a second prefabricated section in the annular skirt on the first prefabricated section.

Abstract: The sealing device is used to interconnect a base of an electrical meter of the type having a transparent enclosure secured to the base and a flange connected to and spaced outwardly from a meter socket. The device includes concentrically disposed inner and outer bands. The inner band is provided with spaced apart limbs which straddle the base and flange and thereby interconnect them. The inner band is also provided with flaps which contact the adjacent inner wall of the outer band. The flaps permit movement of the outer band to a position in which it maintains the inner band in place but resists movement of the outer band away from such position.

Abstract: A clamp for positive coupling of two reciprocative rods in parallel axial alignment. The clamp includes a tapered wall portion and a flat radial wall portion. The tapered wall portion cooperates with a tapered shoulder on one of the rods to provide positive clamping while the flat wall portion cooperates with a flat radial shoulder on the other of the rods to provide limited transverse movement of the rods relative to one another.

Abstract: A pump wherein the parts of the casing forming, together with the partitions and sealing members, chambers for the accommodation of impellers mounted in a counteropposed manner on a shaft, are interconnected in the plane perpendicular to the rotation axis of the impellers by a clamp. The clamp consists of two parts with the joining plane passing through the rotation axis of the impellers and the clamp has circular collars at the edges, the collars entering circular recesses provided in flanges located on the opposite sides of the casing parts. The clamp is adapted for compressing the sealing members while the clamp parts are being brought together.

Abstract: An arrangement is disclosed for securing together mating faces of hydraulic manifold blocks so as to securely seal aligned ports on the mating faces, the arrangement consisting of a slot having a sloping sidewall formed in each side of the manifold blocks adjacent to the mating surfaces, and includes respective clamping elements having contours adapted to engage the sloping sidewalls of slot pairs brought into juxtaposition when manifold block pairs are placed in position with the mating faces abutting each other. The clamping elements are drawn into the slots by means of threaded fasteners passing through the clamping element and mating position with respect to each other received in threaded bores in the respective manifold blocks, the interaction between the sloping slot and clamping element contours being such that the mating manifold faces are drawn tightly together.

Abstract: A seal-welded pipe joint mechanically braced by a clamp for preferred use in handling toxic and radioactive materials is disclosed together with a process for joining the same. The joint comprises a pair of abutted male frustroconical skirts, each attached integrally to the pipe segments to be joined and confronting each other at opposed mating and finished surfaces which define a sunken ridge at their periphery. A uniform continuous seal weld of relatively slight penetration seals the opposed mating and finished surfaces at the ridge. The pipe joint is physically secured by a plurality of, for example, three female frustroconical segments forming a circumscribing collet which is circumferentially clamped to the skirt by a plurality of, for example, three tangentially disposed bolts. The abutted frustroconical skirts taper from a broad cross section adjacent the pipe wall radially outwardly to a narrower cross section.

Abstract: A cable tray comprising a cover plate, side plates arranged opposite to each other, the one of said side plates being provided with openings at its lower side, supporting frames of which both ends are inserted into the openings and means for fixing every several supporting frames to the side plates. The lower end of each of said side plates is bent outwards and at right angle to form a supporting face, of which outer end is further bent upwards to form an engaging face. Said openings are arranged to have a certain distance in the longitudinal direction of the side plate and corresponding to those provided at the lower side of the other of said side plates. The upper end of each of said side plates is bent outwards and at right angle to form a flange, on which the side portion of the cover plate is overlapped, and these overlapped cover plate and flange are sandwiched between the pressing faces of a fastening means.

Abstract: A quick coupling device for maintaining in axial flow-through alignment a first flow-through member with a second flow-through member, the first member having clamping means attached thereto coacting with a flange means of the second member to provide a sealing relationship between the first and second members.

Abstract: A clamp for positive coupling of two reciprocative rods in parallel axial alignment. The clamp includes a tapered wall portion and a flat radial wall portion. The tapered wall portion cooperates with a tapered shoulder on one of the rods to provide positive clamping while the flat wall portion cooperates with a flat radial shoulder on the other of the rods to provide limited transverse movement of the rods relative to one another.

Abstract: Means for clamping together two flanged ends of vitreous tubing or the like in which the facing surfaces of the flanged ends are flat wherein screw adjustable strap-like clamps having an array of screw engaging slots along their length are tightly coupled around each piece of tubing near the flanged end. With the flanged ends abutting, tension members, usually springs, are coupled between the clamps. Usually each tension member has at least one end coupled to that part of a clamp which lies between two screw engaging slots.

Abstract: An elongated jointing device in the shape of beam body has a substantially H-shape in cross section, the lateral bar portion connecting the pair of parallel vertical portions of the H configuration serving as a distributed fulcrum. A pair of flanged members are positioned with the contact surfaces of their flanges being mated. One of the grooves of the jointing device is fitted onto the mated flanges and pinches them. By inserting at least one wedge into the other groove of the device, the one groove is narrowed thereby pinching the mated flanges and an intimate joint is formed between the two members.

Abstract: A clamp arrangement clamping a thermal reactor to a rotary engine comprising a clamp member that is first connected by spherically seating fasteners to the engine so as to pivot to receive the reactor which then makes these fasteners inaccessible and wherein additional fasteners are then employed at readily accessible locations to apply distributed load on the clamp member to tightly clamp the reactor to the engine.

Abstract: This disclosure relates to a clutch actuating system having means for establishing initial free play without using an external gauge. A clutch system in accordance with this invention may have a clutch pedal, a clutch release lever and a Bowden wire assembly interconnecting the pedal and the lever. The sheath portion of the Bowden wire has one of its ends secured to a bracket adjacent the clutch release lever. The other end of the sheath is secured to the vehicle fire wall adjacent the clutch pedal where an externally threaded fitting in the second end of the sheath fits within a tubular housing bolted to the fire wall. The end of the tubular housing has four angularly spaced apart slots in its end face. A special adjustment nut on the threaded fitting has four axially extending projections arranged to engage the tubular housing. During initial installation of the clutch actuating mechanism, the adjustment nut is rotated to remove slack in the Bowden wire.