Abstract: A guiding device for a sliding glass of a side door of a motor-vehicle comprises a sealing and guiding gasket guiding the sliding glass, secured to the structure of the door, and having a part extending along a door upright and into the lower structure of the door. This gasket part comprises two separate portions, namely an upper gasket portion, which extends along the door upright and is secured within a space defined between the door upright and an aesthetic panel of plastic material; and a lower gasket portion, which is arranged within the lower door structure and is assembled within a channel element of plastic material mounted within the lower door structure. The channel element of plastic material has an upper end portion protruding above the upper end of the lower gasket portion, and having inclined inner surfaces configured to guide the insertion of the glass into the lower gasket portion during assembly of the door.

Abstract: A vehicle door window glass support structure includes: a sash part protruding upward with respect to the door panel; and window glass that is elevated or lowered along the sash part, in which the sash part includes a glass position regulating means that determines the position of the window glass in both vehicle interior and exterior directions and an intersecting direction that intersects the vehicle interior and exterior directions at least at a position where the window glass is elevated most. This configuration makes it possible to improve the position accuracy of the window glass with respect to the sash part, enhancing the appearance quality and the support performance of the window glass.

Abstract: A glass run includes a body part including exterior and interior side walls and a bottom wall connecting the exterior and interior side walls; an exterior lip projecting from the exterior side wall toward the bottom wall and configured to slidably contact an exterior side of a door glass; and an interior lip projecting from the interior side wall toward the bottom wall and configured to slidably contact an interior side of the door glass. The interior lip includes a base end portion extending toward the bottom wall and is curved to be oriented toward an exterior of the vehicle as extending to its distal end portion, and the interior side wall includes a protuberance protruding toward the exterior, and the protuberance is positioned to be able to contact the interior lip when the interior lip is pressed toward an interior of the vehicle by the door glass to deform.

Abstract: A structural member for an automobile to be disclosed includes a press-formed product formed from one steel sheet and a reinforcing member fixed to the press-formed product. The press-formed product includes two vertical wall portions and a top plate portion linking the two vertical wall portions. The reinforcing member is a member which has an L-shaped cross section and includes a first plate-like portion and a second plate-like portion. The first plate-like portion is fixed to one of the vertical wall portions such that the second plate-like portion protrudes toward an outward direction from the vertical wall portion side along the top plate portion.

Abstract: A sealing arrangement for guiding and sealing a vertically movable vehicle window pane, having a plurality of strand components, which can be interlockingly and/or frictionally connected to each other and to the vehicle body, wherein the strand components include a strand component made of plastic, which extends along an upper edge of the vehicle window pane when the vehicle window is closed. The strand component made of plastic has a stopping element for locking the plastic strand component in the longitudinal direction of the strand during assembly of the sealing arrangement on the vehicle body. The stopping element preferably includes at least one journal element, protruding from a longitudinal side of the plastic strand component, for engaging in an opening in the vehicle body.

Abstract: A hood weather strip assembly is provided. The assembly includes a center strip that is fixed to a cowl top cover and a pair of side strips that are coupled to each end of the center strip and fixed to fender side covers, respectively.

Abstract: A vehicle includes a door and a door frame installed along a circumference of the door. An upper portion of the door frame is joined to an upper end portion of an inner panel. The upper end portion of the door frame is extended toward the inside of the vehicle to form a coupling portion. A weather strip is mounted on the inner panel along the circumference of the door, the weather strip being coupled to the coupling portion of the inner panel. A first coupling element by which one side of the weather strip is fixed is formed at the coupling portion and a second coupling element is coupled with the first coupling element at the coupling portion so that the weather strip is directly coupled with the door frame.

Abstract: It is provided a window lifter assembly, comprising an adjustable window pane for a vehicle window lifter, in which the window pane in a closed state is flush with upper and/or lateral body parts which border a window opening, to be closed by the window pane, in a window frame. The window lifter assembly furthermore has at least one pane guide element which is fixed on the window pane in the region of a lateral pane edge and at least one frame-side guide element at which the pane guide element is held displaceably on the window opening. The at least one pane guide element is of multi-part design with at least one first guide part and a second guide part.

Abstract: A glass run channel is configured for mounting a vehicle window therein. The glass run channel includes a base portion, an inboard lip extending from the base portion to form a first wall of the channel, and an inboard glass seal portion extending from the inboard lip. A leap seal portion extends from one of the inboard lip and the inboard glass seal portion, along at least a portion of the glass run channel.

Abstract: An automotive glass run that is attached to an inner periphery of a door frame of an automotive door, guides ascending and descending of a door glass, and is formed of a thermoplastic elastomer, includes: a main body having a substantially U-shaped cross section, the main body including a vehicle-exterior side wall, a vehicle-interior side wall, and a bottom wall; a holding lip that extends from at least one of the vehicle-exterior side wall and the vehicle-interior side wall and abuts on the door frame; and a plasticizer rich layer formed on at least one side of the holding lip abutting on the door frame, the plasticizer rich layer including a large amount of plasticizer component compared to the thermoplastic elastomer forming the holding lip.

Abstract: A glass run includes: a main body portion including a base portion, an inner side wall portion and an outer side wall portion; an inner side seal lip; and an outer side seal lip, wherein; the inner side seal lip includes a protruding portion on a rear surface so as to have a protruding surface; and in a case where the door glass inserted into the main body portion is displaced from a reference position to the inside of the vehicle, a state is changeable between a first support state where a tip end portion of a sub-lip and the protruding surface abut against each other and slide, and a second support state where the tip end portion is separated from the protruding surface and a part on a root side than the tip end portion abuts against the protruding portion.

Abstract: Disclosed is a technique of narrowing a trim strip and improving ease of assembly. A boundary portion between upper and outer plate portions in the cross-section of a core is curved to have a large curvature. An outer portion of a glass run body is provided with an upper elastic protrusion engaging with an upper engagement portion of the trim strip. A gap is formed between an upper part of the outer portion of the glass run body and an upper portion of the trim strip. The gap allows the trim strip to move excessively toward the inside of a cabin.

Abstract: A glass run couples to an outer-cabin side of a frame and includes a body and an installation member. The body includes an outer-cabin side wall, an inner-cabin side wall and a glass run side wall. The installation member is assembled on a flange having a plurality of elevated parts formed at regular intervals, has a substantially U-shaped cross-section including the glass run side wall, a body side wall and a connecting wall and has an anchoring part formed on an inner side for receiving the plurality of elevated parts on the flange. A thin part is formed by providing a concave part on an inner side of a connecting part between the body side wall and the connecting wall of the installation member.

Abstract: A portion of a peripheral wall of a hollow portion receiving a compression load when a door is closed has a slit-shaped core removal hole through which a core member used to mold the inner surface of the hollow portion is removed from the hollow portion. An attachment member has an insertion plate portion to be inserted into the core removal hole. The thickness of the insertion plate portion is set to be substantially equal to the width of an opening of the core removal hole.

Abstract: A below belt bracket assembly includes a weatherstrip or glassrun having first and second sidewalls interconnected along a base member that form a cavity configured to receive an associated window edge. A support member has a cavity configured to at least partially receive the weatherstrip. A first end of the support member includes first and second retention members that each operatively engage an end region of the weatherstrip. A recess/opening formed between the first and second retention members is dimensioned to receive the end region of the base member such that the end region of the weatherstrip base member ramps downwardly from the support member base wall through the recess/opening.

Abstract: A vehicle door manufactured at a low cost and providing a flush feeling of a vehicle, wherein a front door includes a door body, a door sash, and door glass, the door sash including a receiving part receiving the door glass, and a molding adjacent to an outside surface of the vehicle body around a door opening, the molding including an outside wall being a wall part at a vehicle outer side of the receiving part, and an inclined wall inclining inward a vehicle as getting closer to a parting line, wherein an outer surface of the outside wall is positioned more outside a vehicle than the parting line, and a distal edge of the inclined wall is positioned more inside a vehicle than the parting line, or included in a tangent plane to the outer surface of the vehicle body near the parting line.

Abstract: A glass run for guiding a door glass in a frame includes: a body having a substantially U-shaped cross-section including an outer-cabin side wall, an inner-cabin side wall longer than the outer-cabin side wall in cross section and a connecting wall which connects the side walls; an outer lip and an inner lip which are slidably brought into contact with the door glass; and a holding lip which extends from an end part of the inner-cabin side wall for fastening an inner-cabin side part of the frame together with the inner-cabin side wall. A noise insulation wall protrudes at least on the end part of the inner-cabin side wall for closing a concave space between an inner-cabin side surface of the door glass and the inner-cabin side wall.

Abstract: A glassrun or weatherseal assembly includes a generally rigid channel having first and second legs joined by an interconnecting leg. First and second seal portions extend into a portion of the channel cavity and are adapted to seal against an associated vehicle window. A door frame assembly includes a first or inner door panel and second or outer door panel having end portions spaced apart by a dimension adapted to receive the channel. The channel can be secured to the door frame assembly in a variety of different manners including an adhesive/chemical bond, snap-fit fastener, rivet, clip, adhesive tape, or combinations of one or more of these securing mechanisms.

Abstract: A door sash joined to a door body in a simple manner is provided. A door sash includes a design part, a tubular part, and a connection part. The connection part includes a first connection part continuous to the design part, a second connection part continuous to the tubular part, and a stepped part between the first connection part and the second connection part. The second connection part is closer to the inner side of the door opening than the first connection part. A vicinity of one end of the plate material in a cross section view includes an overlapping part forming a closed cross section by overlapping on the second connection part from the outside. The surface of the overlapping part is closer to the inner side of the door opening than the surface of the first connection part or flush with the surface of the first connection part.

Abstract: A seal assembly for a vehicle having a first seal and a second seal with a dual end cap disposed between the first and second seals. The dual end cap has a cover that extends beyond the first and second seal, for providing an aesthetic transition between the first and second seals. The dual end cap also has a first projection extending from the dual end cap for coupling the dual end cap to the first seal. The dual end cap also has a hold down feature extending opposite the first projection. The hold down feature engages at least a portion of the third distal end of the second seal such that the portion of the third distal end is sandwiched between the cover and the hold down feature for securing the dual end cap to the second seal.

Abstract: A door frame and a frame body including a glass opposing portion, a design portion positioned on one side of the glass opposing portion on the vehicle exterior side, a tubular portion positioned on the other side of the glass opposing portion on the vehicle interior side, and a glass guide portion having a concave cross section surrounding the edge of the door glass. All portions are collectively structured as a single member who is continuous and uniform from the upper sash portion to the side sash portion. A corner portion is created by a bending process at a boundary between the upper sash portion and the side sash portion. The width of the design portion of the frame varies in at least one area along the length thereof and the design portion of the frame body is covered with an exterior member.

Abstract: A glass run exhibiting excellent durability and a favorable design, which is formed by linearly connecting an outer sub-seal lip of a rear vertical side part of the glass run to a root of an outer seal lip of an upper side part thereof in a corner part. In the corner part of the glass run for automobile, an outer side wall, an inner side wall, a bottom wall, an outer seal lip and an inner seal lip are connected to corresponding parts of an upper side and a vertical side thereof by molding. In the upper side of the corner part, the outer side wall continuously extends from the upper side part of the glass run to an end of the corner part, an outer sub-seal lip of the vertical side of the corner part is linearly connected to a root of the outer seal lip of the upper side extended, and a thick joint is formed on an interior side of a connected part between the outer sub-seal lip and root of the outer seal lip of the upper side of the corner part so as to cover the connected part.

Abstract: A vehicle sealing system includes an outer sash molding component, an inner sash trim component, a first seal, and first, second and third seal members. The outer sash molding component covers a first portion of a door frame member. The inner sash trim component covers a second portion of the door frame member. The first seal is co-extruded with the outer sash molding component. The first seal member is dual shot molded with the inner sash trim component. The second seal member is co-extruded with the outer sash molding component. An end of the outer sash molding component is embedded in the second seal member. The third seal member forms a cushion between the glass and the door frame member. The seal members are spaced apart from each other and coupled to one of the outer sash molding component and the inner sash trim component separately from each other.

Abstract: A glass run channel includes a run channel main body including a bottom wall portion, an interior lateral wall portion, and an exterior lateral wall portion, and an interior seal lip and an exterior seal lips. At least one lateral wall portion and the bottom wall portion are formed from a sponge material. At least one lateral wall connecting portion among an interior lateral wall connecting portion and an exterior lateral wall connecting portion is formed from the sponge material thinner than the interior lateral wall portion, the exterior lateral wall portion, and the bottom wall portion so as to be capable of being bent when being mounted on the window frame. An outer peripheral side of the lateral wall connecting portion formed from the sponge material is covered with a covering portion made of a solid material.

Abstract: A vehicle door sash having a uniform cross-sectional shape is provided, including an enclosed section on a vehicle inner side, and an outer extending wall which extends from the enclosed section toward the vehicle outer side, the enclosed section provided with inner and outer walls, with respect to a vehicle width direction, a body-side wall, and a window-opening-side wall that is adjacent to a window glass of the vehicle door. A weather strip is abutted against the body-side of the outer extending wall, and a glass runner is abutted against the window side of the outer extending wall. The body-side wall of the enclosed section is straight in cross section. A thickness of at least one of the inner and outer walls of the enclosed section is greater than a thickness of each of the body-side wall and the window-opening-side wall.

Abstract: A sealing mechanism of an automobile door including a sliding window pane configured to be raised or lowered to/from the door window part and a side panel, includes: a retainer fixed to the side panel; and a glass run held by the retainer. The glass run includes a hollow seal part, and the base of the seal part has a slit. A pair of engagement parts of the retainer is engaged with both sides of the base of the seal part. A ridge located between the engagement parts of the retainer is fitted in the slit of the base.

Abstract: A fastening device is provided for attaching an exterior trim strip (1) to a carrying structure. In order to simplify attachment of the exterior trim strip to the carrying structure, the fastening device has latching or clipping-connection elements (21-24), which are latched or clipped to an interior trim strip (33) for fastening the exterior trim strip (1) on the interior trim strip (33).

Abstract: A glass run channel assembly which is made of an elastic polymeric material and which is capable of being mounted to a vehicle, including: a first long glass run channel, a second long glass run channel and a connecting glass run channel which connects the first and second glass run channels, the connecting glass run channel comprising a base bottom portion. The base bottom portion is provided with a projection portion which projects from an outer circumferential side surface of the base bottom portion. The projection portion includes at least a portion of a reinforcing member. The reinforcing member is molded in advance from a material which is harder and more rigid than the elastic polymeric material of the connecting glass run channel, and the reinforcing member includes a base portion arranged at the base bottom portion and a trunk portion which projects towards an outer circumferential side.

Abstract: A glass run channel for a vehicle door window opening includes first and second mutually spaced legs having relatively high hardness, a trim lip comprising a member having relatively high hardness and a relatively soft laminate covering a surface of the member. The trim lip includes a hard low friction ramp. The laminate incorporates a low durometer bead and the trim lip includes a low durometer interface to one of the legs.

Abstract: A weatherstrip and method of manufacturing an integral close-out or trim to seal off the weatherstrip is disclosed. A notched region in a seal fin accommodates the intersecting weatherstrip. The first seal fin further includes a cut line extending through one end to form the integral dose-out. In this manner, separate foam pads typically used to seal along opposite ends of the first weatherstrip can be eliminated, along with the attendant costs associated with material and labor.

Abstract: A sub-lip is provided on an interior side wall portion of a main body having a U-shaped cross section in a vertical section of a glass run. The sub-lip extends from the interior side wall portion of the main body while inclined towards an inner side of a glass opening. A projecting length of the sub-lip is set such that a distal end portion of the sub-lip is brought into contact with a back surface of an interior seal lip when a door glass is inserted into an inner space of the main body.

Abstract: A quarter window attached to a door frame of a vehicle rear door includes a quarter window panel and a window frame. The quarter window panel is made of a synthetic resin material. The window frame includes a division bar and a sealing portion. The division bar is configured such that a glass run can be fitted to the division bar and a part of the division bar serves as a part of the sealing portion. The sealing portion is integrally coupled to the quarter window panel so as to extend along the periphery of a side of the quarter window panel that faces inside of the vehicle. A part of the sealing portion is capable of being fitted to the door frame. The quarter window panel and the window frame are integrally molded. The window frame is made of a synthetic resin having a high rigidity. A fixing portion for fixing the window frame to the door frame is integrally formed with the window frame.

Abstract: A glass run mounting assembly (“mounting assembly”) for a vehicle door. The mounting assembly includes an elongated stepped bracket and an elongated plate attached to the bracket. The plate and the bracket define a channel with a glass run retention member therein. The plate has an outer surface, an inner surface, and a wall thickness therebetween. The outer surface of the plate has an appliqué thereto. The elongated plate offsets the appliqué from the glass pane substantially by one of wall thickness of the elongated plate.

Abstract: A center-channel protector for a vehicle sash door is arranged between a main sash and a center channel. A body of the protector has an H-shaped upper-end surface which is compatible to cover the upper end of the center channel. The body integrally includes a pair of branch covering portions corresponding to a pair of branch portions constituting the center channel and a middle covering portion disposed between the branch covering portions so as to connect the both branch covering portions therewith. An engaging portion is provided with the body and is mechanically engaged, in a direction intersecting a vertical direction, with an engaged portion which is provided with a center channel side. In collaboration with the engaged portion, the engaging portion constitutes a fastening mechanism by which the protector is fastened on the center channel.

Abstract: A weather strip includes an installation base member installed on a door opening edge of a retractable roof vehicle; a hollow seal part provided on an outer-cabin side with respect to the installation base member, the seal part makes elastic contact with a top end of a door glass; and a seal lip extending from the base member and having a top end which curves and makes elastic contact with an inner-cabin side surface of the door glass, the seal part and the seal lip forming an eaves-trough-shaped water receiving part, wherein: a wall surface of the hollow seal part, with which the top end of the door glass makes elastic contact, has a head part formed thereon for guiding water to a drainage hole.

Abstract: A sealing, trimming or guiding strip (15) for windows of a motor vehicle comprises a loop formed around the fixed quarter light (11) of the vehicle and a further loop formed around the sliding main window (9) of the rear door of the vehicle. This strip comprises an extruded part (19) extending along both loops to provide a pleasing continuous appearance for the exterior of the vehicle. A portion of the extruded material (19) is cut away and replaced by molded material molded onto the extruded part (19) for the portion of the strip into which the quarter light (11) is mounted.

Abstract: An integrated retainer in which an inner part of a retainer upper part extending above a door belt line and an inner part of a retainer lower part extending below the door belt are continuous without a joint line is employed for an automobile door. The retainer lower part has an approximate U shape including an inner part and an outer part as glass-run holding parts. The retainer upper part includes only an inner part as a glass-run holding part.

Abstract: A sashless window includes upper, lower and side frame members to define a generally square or rectangular frame. First and second panes are positioned within the frame and are mounted for substantially vertical and parallel movement within the frame. Each of the side frame members defines a channel into which opposite side edges of the panes extend. The channel includes elongate guide members for guiding vertical movement of the panes whereby the first and second guide members extend to positions facing front and rear faces, respectively, of the first and second panes, respectively. Each of the guide members includes a seal extending into contact with the face of the respective pane. A third guide member extends to a position between the panes and includes a pair of seals projecting in opposite directions and extending into contact with facing surfaces of the first and second panes.

Abstract: The invention concerns the field of window seals to be encased in a frame, in general a motor vehicle door frame. The seal is intended to be in contact with part of the perimeter of a window and comprises a guide slot strip consisting of two upward segments and an upper segment, and a sealing strip extending between a low part of one of said upward segments and a high part of the other of said upward segments. The sealing strip is molded in a single piece and comprises an upward curved part, and is attached at least at its upper end to one of the upward segments of the guide slot strip.

Abstract: A fixing structure of an opening weather strip for a vehicle may include a door frame molding having a variable cross-sectional width and installed at a front end portion of a door frame, an opening weather strip fixing molding having a cross-sectional height, which varies according to the variable width of the door frame molding and installed at a top end portion of the door frame, and the opening weather strip mounted between the opening weather strip fixing molding and the door frame molding and supported upwards by the opening weather strip fixing molding with a predetermined height to match a vehicle body, thus sealing a space between the vehicle body and the door frame.

Abstract: A window seal assembly having glass run channels (134, 210), outer belt seals (300) and a T-shaped trim member (128). The window seal assembly eliminates the need for joints, seems, metal fasteners and end caps resulting in an improved aesthetic appearance as well as enhanced window seating. The trim member (128) can having various finishes such as low gloss black, high gloss black and chrome.

Abstract: A glass run channel for a vehicle door window opening includes first and second mutually spaced legs having relatively high hardness, a trim lip comprising a member having relatively high hardness and a relatively soft laminate covering a surface of the member. The trim lip includes a hard low friction ramp on a reverse facing lip. The trim lip incorporates a low durometer bead at the door surface interference and a low durometer interface to the high hardness leg, allowing the trim lip to operate independently from the inboard leg.

Abstract: A sealing, trimming or guiding strip for supporting a pane of window glass in a frame carried by the rear door of a vehicle in the region of the C-pillar of the vehicle. The strip is made of extruded material defining a channel which embracingly grips a flange. The extruded material is extended to form a limb which supports a lip contacting one surface of the window pane. A reinforcing carrier is embedded in the channel shaped extruded material to strengthen the grip on the flange. The carrier is provided with a plurality of transversely directed through slits to enable the carrier to be curved and the carrier has a longitudinally extending unslit region (B) arranged on the outside of the curve.

Abstract: A seal for a sliding glass window includes a sliding glass guide and an elastomeric channel member that is at least partially disposed within the sliding glass guide. Located between the elastomeric channel member and the sliding glass guide is an electroactive actuator that is operable to change its shape from a first shape to a second shape, or vice versa, when a voltage is applied thereto. The first shape of the electroactive actuator pushes the elastomeric channel member towards the sliding glass window and the second shape pulls the elastomeric channel member away from the sliding glass window.

Abstract: A glass run channel assembly is provided. In the glass run channel assembly, after being mounted, an elastic force is generated in a vertical side portion which contacts a vertical frame of a door frame, and an elastic force is generated in an upper side portion which contacts an upper frame of the door frame. Here, the cross-sectional shapes of the upper side portion and the vertical side portion are adjusted such that the frictional force per unit length obtained by multiplying a coefficient of static friction of the upper side portion with the upper frame by the elastic force is larger than a frictional force per unit length obtained by multiplying the coefficient of static friction of the vertical side portion with the vertical frame by the elastic force.

Abstract: A glass run includes a main body portion including a base bottom portion, a vehicle exterior side wall portion and a vehicle interior side wall portion attached along an inner periphery of a door frame and seal lips extended to an inner side of the main body portion and an entire region in a longitudinal direction thereof is formed by extrusion. The base bottom portion and the vehicle exterior side wall portion and the base bottom portion and the vehicle interior side wall portion are respectively connected by deformed connecting portions. The deformed connecting portion is thin-walled more than the base bottom portion and the two side wall portions and constitutes substantially a J-like shape in a section thereof to provide a predetermined length in a width direction.

Abstract: A surround molding module incorporates an invisible division bar assembly. The invisible division bar assembly includes a support or glass encapsulation that does not extend outwardly beyond the plane of the exterior surface of fixed and movable windows of the vehicle. It provides a butt joint between these window edges. The support also carries a guide member that guides a guide leg extending outwardly from the movable window. An effective window guide tracking system is provided that has reduced wind noise and a flush window appearance with no off-set.

Abstract: An extrusion molded article for automobiles, having a body portion (1) and a hollow sealing portion (11), where the body portion (1) comprises a core (2) made of a resin having a U-shaped cross-section extending in a longitudinal direction and a covering layer (3) surrounding and covering the core partly or entirely, and the hollow sealing portion (11) is bonded integrally with an outer surface (4) of the body portion, characterized in that the covering layer (3) is made of a thermoplastic elastomer composition having a tensile elongation at break of at least 350%, as determined according to JIS K6251, and a change in 100% modulus of at most 40%, wherein the change in 100% modulus=[(100% modulus at 23° C.-100% modulus at 80° C.)/100% modulus at 23° C.

Abstract: A vehicular door sash includes a sash frame formed by subjecting a predetermined metal sheet to a roll molding process to have a predetermined cross section. The sash frame includes a groove portion for retaining a glass-run channel, a retainer portion for retaining a weather strip, a flange portion that connects the retainer portion and the groove portion and partially forms an outer surface of a door of a vehicle, and a sash molding configured to cover the flange portion. The flange portion has a first configuration in which the flange portion is not covered by the sash molding and a second configuration in which the flange portion is covered and compressed by the sash molding.

Abstract: A glass run attached to a doorframe of a vehicle. The glass run comprises a molded part attached to a corner part of the doorframe, and a fin, formed integrally with the molded part, and covering the corner part of the doorframe. The fin includes a pair of hooks that protrude from a back of a rim of the fin. When the glass run is attached to the corner part of the doorframe, each of the hooks is engaged with a cutout formed in a flange of the doorframe so that the flange holds the rim of the fin.