Abstract: The present invention relates to a powered toothbrush containing a decorative facade, which facade may be permanently attached to the brush handle or may be replaceable by the user.

Abstract: A pressure cleaner brush for washing surfaces comprising a body inside which a bladed impeller is supported so that it can rotate, the impeller being turned by a jet of water that arrives from a nozzle that is associated with the body, the body being provided with at least one opening from which at least one rotating brush actuated by the impeller protrudes, and at least one tank for containing a detergent fluid, which is associated with the body.

Abstract: The current invention performs two functions: (1) it operates as a standard cylindrical toilet cleaning brush for toilet-surface-cleaning, and (2) it operates as a toilet plunger for toilet-trap-unclogging. In one embodiment, it is a conventional cylindrical toilet cleaning brush combined with a circular diaphragm. As toilets become more water-efficient, they become more prone to clogging. This invention greatly reduces the aggravation associated with water-saving toilets by providing a toilet-trap-unclogging function discreetly at hand.

Abstract: A disposable child sized cleaning implement is provided. The disposable child sized cleaning implement is releasably carrying a personal care composition which comprises an aromatherapy adjuvant.

Abstract: A disposable child sized article is provided. The disposable child sized article is releasably carrying a benefit composition. An article of commerce comprising disposable child sized article is also provided.

Abstract: A toothbrush comprises a handle having an elongated head mounted to the handle. The head has a longitudinally central portion which comprises a plurality of longitudinally aligned segments connected to each other by a joint. Cleaning elements are mounted to the segments and extend outwardly from the outer surface of the head. A shelf-like protrusion extends laterally outwardly from each side of the central section. Further cleaning elements are flexibly mounted to the protrusions. Preferably the shelf-like protrusions are covered with an elastomer. The central section is made of a harder material than the material of the covered protrusions.

Abstract: The present invention is directed to a cleaning article for cleaning applications, and more specifically, to a cleaning article comprising an indicator, wherein the indicator fades during use to convey to the user that the cleaning article has met or exceeded its useful life span and needs to be replaced. In accordance with the present invention, the disposable cleaning article is comprised of a binder having a finite life span that acts as an indicator. Due to the continuous use of article the binder begins to fade and eventually is removed, indicating that usefulness of the disposable cleaning article has expired. The finite life span of the indicator is beneficial in a disposable cleaning article to act as a reminder to replace the expended cleaning article with a fresh article.

Abstract: A cleaning device has a cleaning element having an axis, an axial inner region and an axial outer region and being formed so that at least the axially outer region is bendable to follow a shape of a surface to be cleaned when pressed against the surface, a holding element which is substantially more rigid than the cleaning element so as to hold the cleaning element, and a connecting element which releasably connects the cleaning element to the holding element so that after use of the cleaning element the cleaning element can be disconnected from the holding element and removed, to install in the cleaning device a new cleaning element or to clean a used cleaning element and to install it in the cleaning device again.

Abstract: A paper path optical sensor cleaner is provided having a substrate sheet with strips of open cell foam adhered across the width of the sheet. The optical sensors to be cleaned are non-contact sensors that are located below the plane of the paper path. The strips of open cell foam have a height greater than the distance from the paper path to the top of the sensor and a width that is sufficiently narrow to allow the cleaning strips to expand to clean a sensor located in close proximity to a paper path roller. As the substrate is fed through the paper path, the strips of open cell foam are vertically compressed when passing through the paper path feeder rollers. As the strips begin to pass each roller, the leading edge of the open cell foam partially expands downward to contact the sensor followed by the rest of the strip.

Abstract: A scraper for refurbishing windscreen wiper blades has a frame with an outer periphery, at least one trimming groove defined in the outer periphery of the frame, and at least one scrubbing material respectively received inside the at least one trimming groove. The trimming groove receives a deteriorated rubber blade inside and slides to scrape surfaces of the rubber blade until the rubber blade becomes refurbished. Thereby, the rubber blade is trimmed conveniently and easily without excessive material loss.

Abstract: Apparatus and methods are provided for cleaning a surface within a vessel. An elongate combustion conduit extends from an upstream end to a downstream end associated with an aperture in a wall of the vessel and positioned to direct a shockwave toward the surface. A resilient member resiliently restrains the combustion conduit against recoil forces.

Abstract: An apparatus for cleaning a surface within a vessel has an elongate combustion conduit extending from an upstream end to a downstream end. The downstream end is associated with an aperture in the wall of the vessel and is positioned to direct a shockwave toward the surface. At least one hanger supports the combustion conduit at at least one location along a length of the combustion conduit.

Abstract: An apparatus directs gas from an upstream conduit through a vessel wall for cleaning surfaces within the vessel. A mounting flange couples the apparatus to the upstream conduit delivering the gas. The flange has first and second faces, an inboard surface bounding a central aperture, an outboard perimeter, and an array of bolt holes between the first and second faces. A conduit extends downstream from the flange and has inner and outer walls along at least a portion of a length and a space between the inner and outer walls for carrying a cooling fluid. The apparatus has a cooling fluid inlet and a cooling fluid outlet.

Abstract: A detonative cleaning apparatus may be configured to accommodate a desired embodiment by securing a number of conduit segments end-to-end in an appropriate configuration.

Abstract: A steam stop safety mechanism for a portable steam cleaner prevents discharge of steam at the cleaner nozzle when attaching and disconnecting attachments, even if the cleaner trigger is in a locked open position. The mechanism includes a steel pin that is displaced in an extended position against a shoulder in the nozzle to prevent pressurized steam from escaping the nozzle. Attachment couplings include a pin retractor plate with a central hub that pushes the pin away from the shoulder to allow the steam to flow through openings in the retractor plate and out a concentrator or attachment hose that has a trigger to release steam as desired.

Abstract: A cleaning apparatus for cleaning a surface in which cleaning solution is distributed to the surface and substantially simultaneously extracted along with the dirt on the surface in a continuous operation as it moves along the surface is provided. The cleaning apparatus includes a housing and a liquid distribution system operatively associated with the housing. The liquid distribution system includes a fluid source providing a supply of the cleaning solution and a distributor fluidly connected to the fluid source for distributing the cleaning solution to the surface. A liquid recovery-system is operatively associated with the housing and includes a suction nozzle and a recovery tank removably mounted to the housing and in fluid communication with the suction nozzle. A suction source is in fluid communication with the suction nozzle for applying suction to draw the cleaning solution and dirt from the surface through the suction nozzle and into the recovery tank.

Abstract: A cleaning device having one or more water holding tanks having associated water supply outlets connected thereto and an associated pumping means to effect a supply of cleaning water under pressure from each of the one or more holding tanks; the device further including one or more return tanks having associated therewith a water return tank and a water return inlet and associated suction means to allow collection of water into the one or more return tanks. The water holding tanks are in fluid communication with the return tanks and having a series of intermediary filter and baffle elements positioned in a water flow path such that water passing from a return tank to a holding tank is subjected to sequential settling action en route.

Abstract: The invention provides a vacuum cleaner comprising in particular a structure mounted on transport members (R, R?) and carrying an electrically-driven turbine (T) for acting through a filter membrane (M) to establish suction in a collector (S) of particles picked up from the floor and entrained to the collector by a flow of air via a transfer duct (C), characterized in that said turbine (T) comprises a set of blades (P) and a nozzle (1) having a box constituted by an upstream portion (11) in the form of a volute centered on the axis of the blades and a diverging downstream portion (12) into which the upstream portion opens out and that communicates with the outside.

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: The invention relates to dirt separator module comprising a dirt-separation housing having an inlet and an outlet opening and defining a cyclonic airflow separator, and a suction source fluidly connected with the dirt-separation housing. A separator plate and a cylindrical wall of the dirt-separation housing form a toroidal cyclonic airflow chamber in the dirt-separator for aiding in the separation of dirt from a suction airstream developed by the suction source. The separator plate has an outer diameter smaller than the inner diameter of the cylindrical wall of the dirt-separation housing, creating a gap between the outer edge of the separator plate and the inner wall of the dirt tank. A further embodiment includes dual cyclonic separators fluidly connected through a filter assembly. A further embodiment includes a cyclonic separator in the form of a tangential helical ramp.

Abstract: The invention relates to dirt separator module comprising a dirt-separation housing having an inlet and an outlet opening and defining a cyclonic airflow separator, and a suction source fluidly connected with the dirt-separation housing. A separator plate and a cylindrical wall of the dirt-separation housing form a toroidal cyclonic airflow chamber in the dirt-separator for aiding in the separation of dirt from a suction airstream developed by the suction source. The separator plate has an outer diameter smaller than the inner diameter of the cylindrical wall of the dirt-separation housing, creating a gap between the outer edge of the separator plate and the inner wall of the dirt tank. A further embodiment includes dual cyclonic separators fluidly connected through a filter assembly. A further embodiment includes a cyclonic separator in the form of a tangential helical ramp.

Abstract: A dust agitator of a vacuum cleaner is disclosed. The dust agitator of the vacuum cleaner includes a thick and a thin bristle member embedded in a single bristle member suction opening so that abrasion of a surface being vacuumed can be reduced and cleaning efficiency can be increased. The dust agitator includes a dust agitator body, a receiving hole for a bristle member being configured along the dust agitator body, and a bristle member comprising a plurality of first and second bristle members of varying thickness being embedded in the receiving hole.

Abstract: A suction head for a vacuum cleaner includes a main body and a connection member mounted in communication with a vacuum cleaner. The main body includes a suction hole adjacent to the connection member, and an air introduction hole in front of the suction hole so as to selectively operate and control a speed of a turbine. A turbine container and a plurality of sliding holes are formed between the air introduction hole and the suction hole; The turbine is received in the turbine container so as to be rotated only when the air introduction hole is open. A plurality of hitting members are slidably mounted in the main body. A pressing member extends from both ends of the turbine. The pressing member rotates together with the turbine to press the hitting members in the sliding holes, causing the hitting members hit a stuff to be cleaned.

Abstract: This invention relates to a device for a vacuum cleaner comprising a cyclone chamber (10) and a collecting container (21) arranged in association with the cyclone chamber for particles separated by the cyclone. The cyclone chamber comprises an inlet (14) for dust laden air, a particle outlet (17) for particles separated by the cyclone and on outlet (15) for cleaned air. The lastmentioned outled is connected to a vacuum source and the particle outlet (15) for cleaned air. The lastmentioned outled is connecte to a vacuum source and the particle outlet (17) is via a tube (18) ending in the collecting container (21). The collecting container comprises a dust bag (37) for collecting the dust particles which is a part of a continius tube (31) of non air pervious material intended to create several bags. The invention also relates to a cassette intended to be used at the device.

Abstract: The present invention relates to an upright type vacuum cleaner. The upright type vacuum cleaner comprises a main body 10 containing a filtering means for filtering out foreign materials entrained in sucked air; a suction nozzle unit 20 connected to a lower portion of the main body 10 to be pivoted on a first joint portion 40, so as to suck the air with the entrained foreign materials and guide the sucked air into the main body 20; and a handle 30 that is connected to an upper portion of the main body 10 to be pivoted on a second joint portion 50, provided with a third joint portion 60 in the middle of the handle so that the handle can be folded at certain angles, and grasped by a user in use.

Abstract: An extension pipe with a joint for a vacuum cleaner which forms a sealed channel between a cleaner body and a suction brush and includes a part bendable by a user's selection. The extension pipe includes a first extension pipe, a second extension pipe pivotably connected to the first extension pipe, at least one separation preventing cap penetrating through the first and the second pipes from the outside of the first extension pipe, and a locking unit hingedly connected to the first extension pipe. The locking unit hooks the second extension pipe and selectively locks the pivotal movements of the first and the second extension pipes. Further, the locking unit releases the locking of the second extension pipe so that the first and the second extension pipes can be bent.

Abstract: A composite lug assembly includes a composite lug defining a loaded side and an unloaded side and having at least one hole extending therebetween, a shoulder bushing assembly including a first side bushing having a first cylindrical portion adapted to fit in the hole and a first shoulder portion extending from the first cylindrical portion and a second side bushing having a second cylindrical portion adapted to fit within the first cylindrical portion and a second shoulder portion extending from the second cylindrical portion wherein the first side bushing is made of a different material than the second side bushing.

Abstract: A mechanical door closer (10) that includes a spring (20) mounted in a track (13) to urge the door (11) to a closed position. A brake assembly (24) controls that rate at which the door (11) closes. The brake assembly (24) includes a brake hub (25) that has ramp slots (32) that receive balls (33) that engage a braking shell (34) to cause the braking assembly (24) to frictionally engage the track (13) to thereby control movement of the door (11).

Abstract: A wing or leaf-type hinge assembly for use with a thin panel or lid installation includes a manual snap assembly of its pivot pin. The pivot pin structure includes an interlock, which requires a positive release for disassembly. A backer support plate permits the sandwiching of the thin panel between one wing or leaf member of the hinge and the support plate. A detent mechanism may be included which assists in maintaining (holding) the hinge assembly in a pre-selected position. A sensor may be added to detect the hinge assembly in the open position. Mounting structures assist in the easy mounting of the hinge with fewer fasteners.

Abstract: An adjustable hinge for assembling a non-frame plate glass of a bathroom includes a clamp base for Clamping a non-frame plate glass, an elastic press unit received in the clamp base and a bottom base pivotally fitted in the clamp base. The bottom base is fixed with a fixing rod fitted thereon with a position-recovering rotary button, having its outer surface bored with an engage groove and screwed with at least one tightening bolt. The engage groove is timely engaged and held by the press wheel of the elastic press unit, and the tightening bolt is screwed inward to fix the position-recovering rotary button on the fixing rod. Thus, the position-recovering rotary button can be adjusted to any preset position and the non-frame plate glass can be adjusted to swing to any position fully and accurately closed with a doorjamb.

Abstract: A hinge with a rotating function includes a positioning base and a rotating base. The positioning base is provided with a spinning portion and a position limiting portion for providing a rotational range, provided with at least one receiving groove, and provided with a flexible member disposed in the receiving groove and a touching member placed on the flexible member and exposed out of the receiving groove. The rotating base has a rotating portion placed in the spinning portion, provided with a limiting portion placed the rotational range and corresponding to the position limiting portion, provided with a slipping portion corresponding to the flexible member, wherein the rotating base is rotated within the rotational range by means of the rotating portion and during rotation, the damping resistance of positioning is generated by the slipping portion which presses the touching member.

Abstract: A hinge structure includes a pivot shaft, a bracket, a fastening member, and at least one external tooth washer located between the bracket and the fastening member. The bracket and the external tooth washer are sequentially mounted on the pivot shaft and the fastening member is screwed to a tightening section at an end of the pivot shaft. The pivot shaft and a mounting arm of the bracket are respectively connected to a mainframe and a screen of a clam-type electronic apparatus, such as a notebook computer. The external teeth of the external tooth washer are firmly and elastically compressed between the bracket and the fastening member, preventing the fastening member from turning along with the screen when the latter is pivotally turned relative to the mainframe, or separating from the pivot shaft after the screen has been pivotally turned many times.

Abstract: A hinge structure for a flat visual display device comprising: a fixed plate; pivotal plates; a rotation shaft inserted into vertical planes of the fixed and pivotal plates; rotation shaft-fixing ends in both ends of the rotation shaft for allowing the pivotal plates fitted around the ends of the rotation shaft to rotate together with the rotation shaft; a braking unit securely settled in the fixed plate and having a braking member for surrounding the outer circumference of the rotation shaft to generate braking force in the rotation shaft; stoppers folded from the fixed plate; stopper guides each having a guide groove in the outer circumference into which each of the stoppers is inserted and for being fitted around each of the rotation shaft-fixing ends; and a leaf spring inserted into a tightening face between both ends of the braking member.

Abstract: A trunk lid hinge in accordance with embodiments of the present invention provide the ability to operate a trunk of an automobile in a conventional manner as well as in an unconventional manner about two pivot axes. The trunk lid hinge comprises a hinge mount, a hinge bracket, and a locking element. The hinge mount is an elongated member having a mount first end and a mount second end opposite the mount first end. The hinge bracket is pivotally coupled to the mount second end and is adapted to be positioned at and between a first pivot position and a second pivot position about a pivot axis in addition to the stock pivot axis. Embodiment of the present invention permit the automobile enthusiast to retrofit the conventional trunk lid to operate as in an unconventional manner and allow the automobile manufacturers to incorporating trunk lids in automobiles with unconventional opening characteristics without requiring major redesign of the current trunk lids.

Abstract: An assembly includes a face plate to be assembled selectively with first and second handle assemblies. For assembly with the first handle assembly, a first fixing plate is attached to the face plate, and a sleeve member is inserted into the holes of the face plate and the first fixing plate. A first handle is inserted into the sleeve member and connected to a first returning mechanism. For assembly with the second handle assembly, a second fixing plate is attached to the face plate. A second handle extends through the holes of the face plate and the second fixing plate and connected to a second returning mechanism. Each of the first and second fixing plates has a spring retaining element to engage a spring end of a torsion spring of the first or second returning mechanism.

Abstract: An auxiliary grip for an object is provided. The auxiliary grip has an oversized member that fits over the existing handle or shaft of an object and forms a handle for the object. The oversized member has an oval or elliptical cross-sectional shape.

Abstract: In an apparatus at a carding machine having a web removal and sliver formation device, there are provided, following on from the web removal device, a web funnel and a pair of draw-off rollers, which are arranged to pivot together with a rotary mounting. In order to provide an apparatus which is dimensionally stable and which facilitates servicing work, the web-guiding element, on the one hand, and the web funnel together with the pair of draw-off rollers, on the other hand, are arranged to pivot separately about the rotary mounting and are connected to one another by means of a locking and unlocking device.

Abstract: In the case of a card flat bar for a carding machine, which card flat bar comprises a carrier element with a clothing support part (card flat heel), two end head parts are associated with the carrier element, the carrier element and the end head parts form at least three assembled components, and the end head parts comprise at least one sliding-contact region, which is in contact with the slideway, and at least one fixing region, which is fixed to the carrier element and at the same time holds the sliding-contact region. In order in a simple manner to render possible a clothed card flat bar that is dimensionally stable and dimensionally accurate and to allow a simpler manufacture, between the fixing region of the end head part and at least partial regions of the carrier element there is a distance (clearance), and the distance between the lower limit of the sliding contact region and the card flat heel and/or the free tips of the clothing is adjustable and fixable.

Abstract: A fastener and a fastener assembly for fastening a plurality of layered goods or for attaching a tag to a good has at least one bulged massive portion provided at one end of a filament portion instead of a conventional T-bar end. A fastener attaching device shoots the fastener of the present invention through the goods to attach the fasteners.

Abstract: A system for tensioning lines, particularly belts or webs, utilizing a bi-directional tensioning device. The system includes an anchoring tensioning line, the proximal end of which is removably attached to a first end of the device, and a threadable tensioning line, the proximal end of which is threadably attached to a second end of the device. The distal ends of both tensioning lines are fastened to a support surface. A ratcheting system included in the device winds the proximal end of the threadable tensioning line by means of a pivot handle. The threadable tensioning line is tightened when the handle is pivoted in the direction of the second end of the device. The user may change the direction of the power stroke simply by switching the anchoring tensioning line from the first end to the second end and the threadable tensioning line from the second end to the first end of the device.

Abstract: A baby blanket clip which holds a baby blanket in the user preferred position relative to the baby carriage rail, which position usually best provides the baby the desired comfort level and protection against the elements. The baby blanket clip has flexible legs connected by a connecting portion, where the flexible legs and connecting portion define a clip interior space. The baby blanket clip is placed over a carriage rail to hold a portion of the baby blanket and the baby carriage rail in the clip interior space. The baby blanket clip holds the blanket in such a way as to prevent damage to the blanket due to dragging on the ground, entangling in the baby carriage wheels, or similar. Spring features of the invention, either as an integrated feature or as a separate spring element, may provide a compressive and retaining force which maintains the position of the baby blanket and baby blanket clip.

Abstract: The present invention relates to a device for adjusting and locking a strap. The device includes a base portion, the base portion including a base having a first and a second side and a front and a back. A first sidewall extends away from the first side of the base, the first sidewall defining a window. A second sidewall extends away from the second side of the base, the second sidewall defining a further window. A door portion cooperates with the base portion, the door portion having a first and a second edge. The door portion includes a locking bar having a first and a second end, the locking bar extending between the first and second edges of the door portion. The first end of the locking bar defines a first positioning dial. The second end of the locking bar defines a second positioning dial such that in use of the device, the first positioning dial is movably located within the window. Also, the second positioning dial is movably located within the further window.

Abstract: A locking structure for combing a hook and a hanging ring comprises a hook member, a hanging ring, a screw nut and a spring lock pin. The screw nut having a plurality of radially distributed blocks formed on an upper end thereof. And the spaces between adjacent blocks define a plurality of radially distributed retaining slots. The locking section of the hook member is inserted through the base of the hanging ring and connects the screw nut. The spring lock pin is inserted through the through hole and two opposite retaining slots so as to lock the hook member and the hanging ring together. Thereby, the self-gravity of the hook member can pull the screw nut downward so that the spring lock pin is pressed against the screw nut and thus secured, without the riveting mechanism necessary in conventional locking structures.

Abstract: The invention relates to a device made from polymeric materials for fixing chassis elements in vehicle construction such as to be able to slide, comprising a planar region (3) with an essentially rectangular opening (4) and an annular region integrated in the bottom face of the planar region with guide elements, clip elements and at least two spring elements (1), suitable engaged with the polymeric chassis element.

Abstract: A fastener device to replace laces in shoes, sneakers and boots of the type having eyelets allows for decorative ornamentation, ease of installation and security. In a preferred embodiment, each of two vertical mounting members placed inside the each of the two opposing eyelets fit into vertical cavities in each of two curved stop ends of a first mating member, the curved stop ends connected together by an elastomeric member that is received to each of the curved stop end's horizontal cavity at its proximal end to create a sturdy connection, but one that is removable when desired with enough force.

Abstract: A Velcro connecting assembly provided with a first part and a second part which are detachably interconnected by means of a first Velcro connection, with the Velcro connecting assembly being further provided with a channel-shaped covering with at least one opening, with the first part extending from outside the covering through the at least one opening into the covering and the first Velcro connection being at least partly received in the covering, with the covering closely covering the first Velcro connection so that the first Velcro connection is not suitable to be detached manually.

Abstract: This invention relates to a slider for a slide fastener with an automatic stopper comprising front and rear mounting pillars of a slider body and a pawl body open to the rear mounting pillar and having a concave portion for accommodating a shaft portion of a pull wherein a gap portion allowing the shaft portion to pass through is formed in the concave portion by disposing the rear mounting pillar in a fitting guide groove in the slider body slidably in back and forth directions, and the shaft portion is prevented from slipping out of the concave portion through the gap portion when a pull holding body for covering the slider body is engaged with the front and rear mounting pillars, whereby simplifying a slider body's structure, an attachment structure of the pull and manufacturing procedure, and reducing a manufacturing cost while securing a stable/excellent automatic stopper function.

Abstract: A slider having an automatic stopper capable of accommodating a drooping piece of a leaf spring in a front face of a guide post of the slider and protecting it. In a body of the slider, upper and lower blades are connected via the guide post, and a groove portion which is open continuously in a vertical direction is provided at the front face of the guide post is provided. The drooping piece formed by bending an end of the leaf spring of an automatic stop mechanism disposed on a top face of the upper blade is engaged and accommodated within the groove portion and a projecting portion projecting forward is provided at a bottom end of the groove portion. The projecting portion is located below the drooping piece to protect a front end of the drooping piece and formed into a shape preventing a pointed object from being inserted between the drooping piece and the projecting portion, thereby protecting the slider from being destroyed intentionally.

Abstract: A slider for a slide fastener comprises: a slide body (1) including an upper wing (15) and a pull tab (2) having a pintle (6); the slider body (1) comprising: a pull-tab-attaching yoke (18) mounted on the upper wing (15) in cantilevered manner, having an indentation (46) formed therein for receiving the pintle (6) directly or indirectly, and defining with the upper wing (15) a gap (47); and a closing member (20) movably mounted on the slider body (1) so as to close and open the gap (47). The pull tab (2) further includes a pull tab body (4) and a pair of opposed protuberant walls (5) provided on the lower side of the pull tab body (4). The pintle (6) extends between the opposed protuberant walls (5) to connect them. At least one of the ends of the opposed protuberant walls (5) is open to provide an open space (7).

Abstract: A device for fastening (1) fastens an accessory (2) such as an oxygen mask on a helmet (3). A main assembly (MP) arranged on the helmet co-operates with a complementary assembly (MC) integral with the accessory (2). A safety device unfastens the accessory when it is in contact with a liquid. The safety device comprises at least an element (4) designed to trigger unlocking of the main and complementary assemblies (MP, MC) by the action of an electromechanical unlocking mechanism.