Abstract: A power tool is disclosed, which includes a tip tool driven by an electric motor, a main body for supporting the tip tool and a dust nozzle which is provided to the main body and to which a dust bag or a dust hose is connectable. When the dust nozzle is aligned in a first direction, the dust nozzle is rotatable with respect to the main body around the first direction as a rotation center. When the dust nozzle is inclined with respect to the first direction from a first position to a second position, the dust nozzle is not rotatable around the first direction.

Abstract: A telescopic extension (1) for an electric household appliance is described, said extension comprising: an inner tube (2) and an outer tube (3) which are slidable one inside the other; a sleeve (4) fixed to the outer tube; a fastener (5) able to lock together said inner tube and the outer tube; a slider co-operating with the fastener via the action of a first spring and a second spring (73); and an actuating handle (8) operationally connected to said slider. The inner tube is provided with a plurality of recesses (23) able to receive, at least partially, the fastener. The outer tube comprises a tunnel (31) for retaining the slider and for guiding it during displacement. The tunnel is formed by suitably shaping the outer tube. The sleeve comprises a recessed area (46) for retaining the slider and guiding it during displacement.

Abstract: An extension pole including an outer tube connected to a water source and an inner tube positioned in a telescoping relationship to the outer tube. The inner tube includes a series of spaced apart openings that are engaged by a biased locking member positioned on the end of the outer tube. The locking member may be manually released by activation of a release button connected to locking member, thereby allowing inner and outer tubes to be moved with respect to each other. The extension pole also includes a locking nut assembly positioned on the free end of the inner tube for attaching the tube to cleaning tool and preventing rotation of the cleaning tool during use.

Abstract: Disclosed is a pipe handle including first and second pipes which are engaged together with a male coupling of the second pipe fitted into a female coupling of the first pipe. The first pipe has a larger inside diameter in the female coupling than in a main body adjacent to the female coupling. The second pipe has a continuous outer surface without any step between the male coupling and a main body adjacent to the male coupling. The main body of the first pipe and the main body of the second pipe has an equal or almost equal outside diameter.

Abstract: A telescopic tube for an electric household appliance comprises a first outer tube and a second inner tube slidable inside the first outer tube. An eletricity conduction system comprises: a) an elongate guide body comprising non electrically conductive material; b) a locking member for connecting the first end of the elongated guide body to the second inner tube; c) an outer channel connected to an outer surface of the first outer tube, the outer channel being provided for slidingly receiving the elongated guide body; d) a pair of tubular-shaped electric conductors contained in the elongated guide body; and e) a corresponding pair of substantially rigid rod-shaped electric conductors which are able to slide, at least partially, within the tubular-shaped electric conductors so that each rod-shaped electric conductor is in contact with an inner surface of a corresponding tubular-shaped electric conductor.

Abstract: A suction hose for vacuum cleaner includes a tubular inner part, a jacket part and a locking device. The inner part is variable in length and includes a hose wall having a coil spring integrated therein, the coil spring being configured to automatically return the inner part from an extended position to a shortened position. The jacket part is configured to completely receive the inner part when the inner part is in the shortened position, the jacket part including a tubular shape. The locking device is configured to fix the inner part, in the shortened position, in the jacket part. The locking device includes a tubular member configured to surround the inner part, the tubular member including a first part of a first snap-fit device configured to cooperate with the jacket part so as to connect the tubular member and the jacket part.

Abstract: A vacuum cleaner with a handle and an adapter accommodates the end region of the vacuum cleaner suction pipe at one end and the pipe socket of the handle at the other end is improved by the adapter being of a durable construction that does not require a new vacuum cleaner suction pipe when the adapter is broken is achieved by the adapter being formed of at least two shells which are pivotably connected together via a film hinge which runs parallel to the lengthwise axis of the vacuum cleaner suction pipe and by their free end regions having a screw connection by which the adapter is detachably braced against the facing end region of the vacuum cleaner suction pipe in the mounted position of the adapter.

Abstract: An insertable tube system for a vacuum cleaner, with at least one first tube, a second tube and a coupling for detachable connection of the first tube to the second tube, the coupling having a guide element and a lever button, the guide element being located on the outside of the wall of the first tube, the lever button in the guide element being supported to be able to move around a pivot axis, the lever button being movable by the force of at least a first spring element into a catch position, and the lever button having a catch projection on the bottom, the wall of the first tube having an opening for the catch projection of the lever button, and a mechanical connection between the first tube and the second tube being producible by engagement of the catch projection with a catch recess of the second tube.

Abstract: A pipe clamp that enables two pipes to be loosely connected together in a desired axially-aligned and rotationally-aligned configuration prior to tightening of the clamp. The pipe clamp includes a band having a first end and a second end, and a tightening mechanism connected to the band for drawing the ends of the band together. The pipe clamp further includes a latch having a base portion attached to the band and a clip portion that snaps over a button welded to the pipe to temporarily hold the clamp in place on the pipe.

Abstract: A floor care appliance is provided for cleaning bare surfaces such as tile, marble, linoleum and wood. The floor care appliance includes an accessory hose, telescoping wand and accessory tools for cleaning bare surfaces. A latch having a latch cover is provided for connecting the telescoping wand to the handgrip portion of the accessory hose. The latch and latch cover arrangement could also be utilized for connecting the accessory tools such as a accessory suction nozzle and grout tool to the telescoping wand.

Abstract: An attachment assembly for a wet/dry vacuum comprising first and second tubular structures with a third tubular structure spanning a junction between the first and second tubular structures. The third tubular structure may be resilient to conform to both the first and second tubular structures. In a first position, the third tubular structure may span the junction between the first and second tubular structures and, in a second position, the third tubular structure may be rolled back onto itself to engage only one of the first and second tubular structures. The third tubular structure may resist separation of the first tubular structure from the second tubular structure in the first position. The third tubular structure may also seal the junction between the first and second tubular structures.

Abstract: A vacuum connection to connect a vacuum fitting to a corrugated hose has an air tube which defines an air channel and fits into the corrugated pipe. The connecting has a securing mechanism to secure the air tube to the corrugated hose. The air tube has an outer diameter which corresponds to the inner diameter of the corrugated hose to create an air tight seal. The securing mechanism has radial projections which are radially biased towards the air tube and engage one or more of the corrugations of the corrugated pipe to secure the vacuum fitting to the corrugated pipe. When the corrugated pipe is to be removed from the fitting, the radial projections may be moved against the biasing force to disengage the corrugations and permit removal of the corrugated pipe from the fitting. The opening of the air tube has a chamfered edge to create a smooth transition from the air channel of the air tube to the corrugated pipe thereby decreasing vacuum loss, debris accumulation and excessive noise.

Abstract: A telescopic coupling tube for a vacuum cleaner includes a mounting tube, a connecting sleeve, a sealing sleeve, a telescopic tube, a locking assembly, and a positioning cap. The connecting sleeve is provided for the insertion of the telescopic tube. A guide slot and toothed engaging holes are formed in the telescopic tube. Based upon the interaction of the above-mentioned components, an easy adjustment of the assembly length is achieved.

Abstract: A telescopic tube joint (1) is provided for vacuum cleaner suction tubes or for tripods having at least one outer tube (2) and at least one inner tube (3). The tube joint includes a catch recess (5) in the inner tube (3), a catch element (8) on the outer tube (2) which are lockable or unlockable via a manually actuated, rotably movable slider (11) which moves the catch element (8) through an opening (10) in the outer tube (2). The catch recess in the inner tube (3) consists of a tooth strip (6) provided with a plurality of teeth (5) , formed on the outer peripheral surface of the inner tube (3). The catch element consists of a short toothed rack (8) having opposing teeth (7), which is pressed into force- and form-fit contact with the toothed strip (6) by the rotary slider (11) in a locked position when turned at a small angle (?).

Abstract: An air duct comprises a duct wall bounding an airflow channel that extends through the air duct along a flow path. The airflow channel has a plurality of cross-sections that are bounded by the duct wall and that are perpendicular to the flow path. A first one of the cross-sections has an aspect ratio that is less than two. A second one of the cross-sections has an aspect ratio that is greater than four and a minimum dimension that is less than three-quarters of an inch. A third one of the cross-sections has an aspect ratio that is less than two. The second cross-section is positioned between the first and third cross-sections along the flow path. The air duct channels air beneath a door, thereby allowing a vacuum or blower tool to operate in one room while the vacuum or blower device operating the tool operates in a different room.

Abstract: A telescopic extension (1) for an electric household appliance is described, said extension comprising: an inner tube (2) and an outer tube (3) which are slidable one inside the other; a sleeve (4) fixed to the outer tube; a fastening means (5) able to lock together said inner tube and the outer tube; a slider co-operating with the fastening means via the action of a first spring and a second spring (73); and an actuating handle (8) operationally connected to said slider. The inner tube is provided with a plurality of recesses (23) able to receive, at least partially, the fastening means. The outer tube comprises a tunnel (31) for retaining the slider and for guiding it during displacement. The tunnel is formed by suitably shaping the outer tube. The sleeve comprises a recessed area (46) for retaining the slider and guiding it during displacement.

Abstract: An anti-kink device for hoses with an external corrugated structure, in particular for vacuum cleaner hoses, such hoses comprising at least one external groove-like channel which runs in a helical manner. The anti-kink device is formed by a wire coil made from spring steel which is screwed into the groove-like channel from one hose end and is fixed to the hose end. This anti-kink device is applied over the entire hose length or only partially at points of the hose which are at risk of kinking.

Abstract: A system for enabling the collection of dust and particle samples from a surface or sampling environment using an air suction device such as a vacuum cleaner. The system includes a nozzle incorporating a filter trap for collecting the particles as well as a reversible adapter enabling the connection of any one of a plurality of vacuum hoses having different diameters to the nozzle.

Abstract: The present invention provides a suction tube for a vacuum cleaner, which comprises an outer pipe (8), an inner pipe (1) received in the outer pipe, and a locking device (20) disposed between the inner pipe (1) and the outer pipe (8). A guiding bush (2) is provided at the inner wall of the outer pipe (8). The inner pipe (1) is provided with a row of detent holes (9) which are arranged in the axial direction of the inner pipe (1). An inner liner tube (12) is fixed onto the inner wall of the inner pipe (1). Thus, the manufacturing of the detent recesses becomes easier since the detent holes are made through the inner wall of the inner pipe, and the air leakage of the inner pipe due to the detent holes can be prevented by the inner liner tube (12) provided at the inner pipe (1).

Abstract: A filter assembly attachable to the discharge opening of a contaminated air source includes a filter having an outer periphery; a flexible conduit having a continuous side wall, an outer end attachable to the discharge opening, and an inner end attachable about the periphery of the filter; and a flexible side protrusion extending from the conduit sidewall, the protrusion having an inner end in communication with the interior of the conduit and a closed outer end. The filter can be mounted within an enclosure with an inlet opening and a discharge outlet, the conduit extending through the inlet opening and the filter being located within the enclosure.

Abstract: A hose connector with adjustable ambient air inlets includes a conduit section having a plurality of spaced-apart holes covered by an adjustable outer ring having a similar pattern of spaced-apart holes. Turning the outer ring relative to the conduit section permits the holes in the conduit section to be either fully opened, fully covered, or at some intermediate condition.

Abstract: A telescopic coupling tube for a vacuum cleaner including a mounting tube, a telescopic tube, a locking assembly, a positioning socket, and a sealing socket. The mounting tube serves for insertion of the telescopic tube. A simple adjustment of the assembly length is ensured by means of the locking assembly and the sealing socket in match of the corresponding locking grooves in the wall of the telescopic tube.

Abstract: A wand for an appliance includes comprises first and second tubes and a support mechanism, in which the second tube slides telescopically within the first tube along a common axis. The first and second tubes are arranged to be selectively secured to one another in an extended position or to allow movement therebetween and the support mechanism is located between overlapping portions of the tubes. The support mechanism includes tapered portions arranged to provide support between the tubes at separate points along the common axis of the tubes. By supporting adjacent tubes at a plurality of points along the common axis, the tubes are held more firmly with respect to one another. One tapered portion is able to move with respect to the tubes along the common axis, which reduces play between the tubes. The structural strength and quality of the wand are improved.

Abstract: A connection arrangement between a vacuum cleaner and a suction tool includes a pivot element pivotably connected to the suction tool and a rotation element rotatably coupled to the pivot element. A suction wand, hose, handle or other vacuum port of the vacuum cleaner is removably connected to a connection end of the rotation element. Coupling ends of the pivot and rotation elements are inserted one in the other, and respectively have circumferential grooves that form a circumferential channel therebetween. Plural partial ring segment elements are received in the circumferential channel to form a connection ring that rotatably secures the pivot and rotation elements. The ring segment elements are inserted into or removed from the channel through a selectively coverable opening in the rotation element or the pivot element. A catch cooperates with a detent to hold a vertically pivoted, rotationally centered rest position of the components.

Abstract: A coming off preventing device is provided for a joining part of an air supply and exhaust pipe which joins two pipes by inserting an entry of one air supply and exhaust pipe into a socket of another air supply and exhaust pipe. A cut out window is provided at the socket side, and a metal stopper is equipped on the outer side of the cut out window, wherein the metal stopper has a lock unit which includes a push part on an upper surface of one end, a rectangular shaped lock part on a lower surface of another end and a bearing part on an upper surface of a center part. Further, the lock unit has a lower surface to which one end of a plate spring is welded wherein the plate spring is bent to have an obtuse angle. A joint cover covers said lock unit and fixes said lock unit axially. Further to the entry side, a circumferential groove is engraved to the opposite direction to the entry with a gradient, and an entry stopper.

Abstract: A swivelable vacuum hose coupler of a grooming clipper vacuum attachment includes a front attachment member attachable to a suction head of the vacuum attachment, a rear hose attachment member attachable to an end of a vacuum hose, and an annular swivel collar rigidly attached to a rear end portion of the front attachment member and rotatably coupled to a front end portion of the rear attachment member so as to hold the rear end portion of the front attachment member in an abutting relationship with the front end portion of the rear attachment member and the front attachment member in flow communication with the rear attachment member and to form a swivel joint with the rear attachment member such that the front attachment member can rotate at the swivel joint relative to the rear attachment member and thereby allow the rear attachment member to remain in a stationary position relative to the front attachment member.

Abstract: A hose adapter and a vacuum cleaner including the same are disclosed. The hose adapter includes a connection pipe inserted into a body of the vacuum cleaner, a receiving part disposed on an outer surface of the connection pipe, a clamp member integrally formed with the receiving part and resiliently fitted into the body of the vacuum cleaner to secure the connection pipe, and a resilient member disposed inside the receiving part to support the clamp member.

Abstract: A pipe clamp that enables two pipes to be loosely connected together in a desired axially-aligned and rotationally-aligned configuration prior to tightening of the clamp. The pipe clamp includes a band having a first end and a second end, and a tightening mechanism connected to the band for drawing the ends of the band together. The pipe clamp further includes a latch having a base portion attached to the band and a clip portion that snaps over a button welded to the pipe to temporarily hold the clamp in place on the pipe.

Abstract: A telescopic coupling tube for a vacuum cleaner including a mounting tube, a telescopic tube, a locking assembly, a positioning socket, and a sealing socket. The mounting tube serves for insertion of the telescopic tube. A simple adjustment of the assembly length is ensured by means of the locking assembly and the sealing socket in match of the corresponding locking grooves in the wall of the telescopic tube.

Abstract: Swivel connector for suction conduit of surface machining tools comprised of a first sleeve and a second sleeve that can be swivelled in relation to each other once assembled so as to set the respective longitudinal axes in at least two mutual angular positions, for example 0° and 90°, in order to favor more flexible operation of the tool in restricted spaces.

Abstract: An ice cream scooping implement includes an elongated handle that has an axial bore extending from a handle distal end and terminates approximately midway therealong. The handle has an end cap removably mated to a proximal end thereof. A scooping section is telescopically and removably insertable into the axial bore and includes a mechanism for locking the scooping section within the handle. A heating element is concentrically seated about a proximal portion of the scooping section, is in direct contact with the scooping section, is isolated from the handle, and is formed from thermal-conductive and electrical-conductive material, including tungsten. The heating element includes a pair of conductive terminals that extend proximally along a longitudinal length thereof. A mechanism is included for supplying power to the heating element. The terminals are directly engaged with the power supplying mechanism.

Abstract: The invention relates to a device for connecting pipes, of universal types, in a suction system including a first pipe and a second pipe. The first pipe has a first proximal end and a first distal end, the first proximal end being slaved to the suction system. The second pipe has a second proximal end and a second distal end, the second proximal end being connected to the first distal end. The device also includes tight assembly of the first distal end and the second proximal end. The tight assembly includes a connector being cooperative with the suction system during the vacuum created.

Abstract: A vacuum appliance having a housing with an attached intake port. A plurality of attachment nodes are axially located about the intake port. An accessory with a plurality of axially located grooves selectively engage the plurality of attachment nodes to establish a locking relationship with the intake port.

Abstract: The present invention is a coupling used for connecting two rigid vacuum cleaner hoses.

Abstract: A hose lock apparatus for a vacuum clean that provides easy attachment and detachment of a hose to and from an air inlet of the vacuum cleaner body, is disclosed. The hose lock apparatus includes a hose clamp in a form of a hollow cylinder and engaged with an end of the hose therein. The hose clamp further includes a locking protrusion along an outer circumference. The hose lock apparatus includes an air inlet portion which is configured at the vacuum-cleaner body to receive an end of the hose clamp. The air inlet portion includes an insertion hole for guiding the locking protrusion towards an inserting direction, and a seating groove connected to the insertion hole to receive the locking protrusion when the hose clamp is rotated by a predetermined number of degrees. When the hose clamp is attached to the air inlet, a cleaning work with the hose is enabled.

Abstract: A telescopic tube (1) for an electric household appliance is described, said tube comprising a first outer tube (2) and a second inner tube (3) slidable inside said first outer tube (2), and electricity conduction means (10,18,20) for conducting electricity from first tube (2) to second tube (3).

Abstract: A vacuum cleaner includes a housing carrying a suction generator and a dirt collection vessel. In addition the vacuum cleaner includes a cleaning nozzle including a wand receiver, a tubular wand, a latch releasably securing an end of the wand to the wand receiver and a latch release carried on the wand or the cleaning nozzle. The latch release is characterized by a lever, a cam carried on the lever and a cam guide track. The lever is displaceable between a first or home position and a second or wand release position.

Abstract: A vacuum hose for moving particulate materials such as grain from a storage bin is formed from separate pieces of metal tube and flexible rubber hose arranged alternately and connected end to end by hose clamps. The pieces are at least 12 inches long and less than 36 inches long to provide relatively short lengths connected end to end. A cart is provided for moving the nozzle and hose end and has a frame mounted on two pairs of ground wheels. The pipe of the nozzle extends along a center of the cart with a foot pad on each side for the operator to ride and a nozzle of the pipe projecting from the front of the cart. The cart is driven by a pair of motors extending across the cart each driving a respective pair of wheels the motors being mounted underneath the pipe with one in front of the other.

Abstract: In one aspect, a swivel assembly connects a wand to a nozzle assembly of a vacuum cleaner. The assembly includes a connector for pivotally connecting to the nozzle assembly and having an oversized opening formed in an outer sidewall thereof. A receiver is provided for receiving the wand at a first end and for connecting with the connector at the second end. A locking clip includes a lug movably received in the opening formed in the sidewall of the connector. Consequently, movement of the lug within the opening permits limited rotation of the receiver relative to the connector while restraining separation of the receiver from the connector. A related method of connecting a wand to a nozzle assembly is also described.

Abstract: A pipe connecting structure for connecting a pair of sleeve-like pipes integrally in an axial direction by inserting a male side end portion of one of the pair of sleeve-like pipes into an opening of a female side end portion of the other sleeve-like pipe so as to serve as a connecting portion, wherein a male side protrusion insertion hole and a female side protrusion insertion hole are formed in a peripheral surface of each end portion of a pair of the sleeve-like pipes which constitute the connecting portion, the protrusion insertion holes are brought into coincident with each other, an engagement protrusion is inserted in the protrusion insertion holes and engaged therewith, and such an engagement state of the engagement protrusion is retained by pressing the engagement protrusion with a sleeve member disposed in such a manner as to cover the connecting portion.

Abstract: A coupling device (1) for releasably connecting tubular elongate members (4, 5) with improved efficiency. The coupling device (1) comprises first and second end piece connectors (2, 3) which are threadably secured or otherwise attached to connection ends (6, 7) of first and second tubular elongate members (4, 5). First and second end piece connectors (2, 3) are connected by rotating each end piece connector (2, 3) a minimal amount relative to each other, such that the rotation simultaneously locks end piece connectors (2, 3) together and engages mating tapers (31, 32) thus sealing the two end piece connectors (2, 3) and creating a leak proof seal. Coupling device (1) is just as easily disengaged, by rotating the two end piece connectors (2, 3) each in the opposite direction from engagement. A similar coupling device (1?) with all the same features as coupling device (1) plus a swivel feature is incorporated.

Abstract: A device for regulating the suction flow in a flexible connection pipe between a tool for machining surfaces and a machining dust suction unit. The device includes a tubular terminal connector fitted with internal threading for attaching the flexible pipe and at least one side opening on the external surface. The device also includes a hollow cylindrical body that rotatably embraces at least one portion of the terminal connector and is fitted on its external surface with at least one opening that can be adjusted angularly in relation to the opening of the terminal connector.

Abstract: A vacuum cleaner current-carrying hose connection system is disclosed having a female connection end on a first vacuum cleaner current-carrying hose adapted for receiving a male connection end on a second vacuum cleaner current-carrying hose. The male connection has at least two male receptor plugs configured for inserting into female receptor holes in the female connection end. A vacuum cleaner hose connection system is further disclosed having a male connection end that has at least two male receptor plugs for transmitting current, a female connection end having at least two female receptor holes for receiving the male receptor plugs, and the male and female connection ends being rotatably movable, about the longitudinal axis of at least one of the female connection end and the male connection end, between an unengaged position and an engaged position.

Abstract: A hose connector for hose of a dust collector is disclosed. The hose connector has a housing containing a blower, a blade module, a hose and the hose connector includes a covering plate, wherein the center of the covering plate of the hose connector is provided with a through hole and the lower edge next to the hose connector is protruded out an urging edge which can resist against the circumferential edge of the covering plate, and the lower edge of the hose connector is protruded out an engaging block which can engage to the lower inner edge of the through hole of the covering plate, and on the hose connector adjacent to the engaging block, a stopping pad is disposed such that when the stopping pad is at the covering plate of the hose seat the length of the stopping pad facing downward is beyond the top end of the blade module and a curved gap is formed between the stopping pad and the blade module.

Abstract: A floor care apparatus has a handle, connected to a hose, that pivots about an axis substantially perpendicular to a longitudinal axis of a terminal end of the hose. In this manner, the hose experiences less mechanical stress during use and, when embodied on a canister vacuum cleaner, a nozzle assembly connected to the handle has less tendency to tip over. Preferably, the hose has a cuff mounted at the terminal end with a hose insert therein. The hose insert has two stub shafts on opposing sides of an opening that form a journal defining the handle pivoting axis. The handle has two mating sections that clamshell about the journal and pinch it in place. Each mating section has a bearing surface for receipt of the journal and, when embodied as a cylinder, terminal ends of the journal become inserted therein.

Abstract: A wand for a domestic appliance (e.g., a vacuum cleaner) includes a plurality of tubes which are dimensioned to telescope inside one another. Each tube is associated with a securing mechanism for securing the tube in an extended position with respect to another of the tubes. Adjacent securing mechanisms are positioned on their respective tubes such that, when the tubes are retracted, one securing mechanism presses against another to release the other securing mechanism. Thus, a user does not need to separately operate each securing mechanism when extending the wand. Also, the tubes automatically secure themselves in an extended position with respect to one another. A hook on the widest tube cooperates with a collar on the narrowest tube to retain the tubes in a stored position.

Abstract: The invention relates to an articulated joint (1) to joint tubes with two ducts (2, 3), particularly for a suction, steam production and/or cleaning apparatus, comprising a central portion (4), provided with a rotation system with maximum angle of 170°, a front body (5) and a rear body (6), carrying suction, steam production and/or cleaning ducts (2, 3), the passage of steam and/or cleaning products occuring through a front duct (7) and a rear duct (8), said front duct (7) and rear duct (8) having one end within watertight means, provided in said central part (4), allowing the passage of steam and/or cleaning product, and at the same time allowing the rotation of the articulated joint (1) in every position.

Abstract: Adapter for connecting a vacuum cleaner hose to a canister housing or a handle assembly and hose assemblies including the same. One adapter includes an outer sleeve matable with the canister housing and having electrodes, a hose engagement sleeve arranged at least partially in the outer sleeve and positioning wires of the hose in alignment with the electrodes, and an annealing ring arranged at least partially in the hose engagement sleeve such that a space is provided between the hose engagement sleeve and the annealing ring in which the hose is situated. When the annealing ring is annealed, the wires will be held in contact with the electrodes. Another adapter includes an outer sleeve matable with the canister housing, a hose engagement sleeve arranged at least partially in the outer sleeve and having electrodes, and an annealing ring arranged at least partially in the hose engagement sleeve.

Abstract: A locking device for an extension pipe of a vacuum cleaner is provided that has a holder having first and second connection parts formed at both ends, and a locking hole in correspondence to a fixing hole formed in the extension pipe. The first and the second connection parts are connected to the operation handle and the extension pipe, respectively, and the locking hole is formed at a side of the second connection part. A cap is connected to an outer surface of the second connection part of the holder, and has an elastic locking member integrally formed therein and elastically biased toward the locking direction.

Abstract: An adapter for connecting a hose to a hose receptacle of an object in a locking relationship. The adapter includes a first end adapted to be fixedly attached to one of the hose receptacle or the hose and a second end having a first locking element adapted to selectively engage a second locking element to establish a locking relationship. The adapter is suitable for adapting a friction-based vacuum appliance hose connection receptacle such that it can be used with a hose-locking mechanism to selectively, securely lock the hose to the vacuum appliance.