WO2016160689A1 - Axe de charnière et ensemble joint d'étanchéité - Google Patents

Axe de charnière et ensemble joint d'étanchéité Download PDF

Info

Publication number
WO2016160689A1
WO2016160689A1 PCT/US2016/024494 US2016024494W WO2016160689A1 WO 2016160689 A1 WO2016160689 A1 WO 2016160689A1 US 2016024494 W US2016024494 W US 2016024494W WO 2016160689 A1 WO2016160689 A1 WO 2016160689A1
Authority
WO
WIPO (PCT)
Prior art keywords
opening
sealant material
pin structure
bolt
head portion
Prior art date
Application number
PCT/US2016/024494
Other languages
English (en)
Inventor
Todd R. Deachin
Gary COLTSON
Original Assignee
Zephyros, Inc.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zephyros, Inc. filed Critical Zephyros, Inc.
Publication of WO2016160689A1 publication Critical patent/WO2016160689A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
    • F16B5/06—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of clamps or clips
    • F16B5/0607—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of clamps or clips joining sheets or plates to each other
    • F16B5/0621—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of clamps or clips joining sheets or plates to each other in parallel relationship

Definitions

  • the present teachings relate generally to a hinge and seal assembly including a hinge pin and sealing material associated with the hinge pin.
  • the teachings herein provide a solution for the issues set forth above by providing for a sealing device for use in combination with a hinge or other device for connecting two portions, the sealing device including a pin and a sealing material associated with the pin.
  • the present teachings contemplate a device comprising a unitary structure including a rigid polymeric pin structure including one or more openings, and a sealant material located within the one or more openings and in direct contact with one or more surfaces of the polymeric pin structure.
  • the sealant material may be located substantially within the confines of the pin structure prior to an activation step.
  • the sealant material may be an activatable material.
  • the device may be located in contact with a hinge structure.
  • the unitary structure may be formed by an injection molding or extrusion process.
  • the device may be located onto a bolt that extends through an opening.
  • the opening may be located on a hinge structure.
  • the device may seal an opening on a metallic structure.
  • the device may be located in contact with a bolt that connects a first vehicle structure to a second vehicle structure.
  • the device may be located in contact with a bolt that connects a first metallic vehicle structure to a second metallic vehicle structure.
  • the device may include an opening for receiving a bolt.
  • the opening for receiving the bolt may be formed substantially of the sealant material.
  • the opening may receive the device.
  • the sealant material may be an activatable material which expands upon contact with a stimulus, which may be heat.
  • the sealant material may include an ethylene methyl acrylate in an amount of at least about 20% by weight.
  • the sealant material may include an ethylene vinyl acetate copolymer in an amount of at least about 20% by weight.
  • the rigid polymeric pin structure may include a substantially flat head portion.
  • the rigid polymeric pin structure may include a substantially flat head portion and a plurality of ribs extending from the head portion.
  • the rigid polymeric pin structure may include a substantially flat head portion and at least two ribs extending from the head portion.
  • the rigid polymeric pin structure may include a substantially flat head portion and at least four ribs extending from the head portion.
  • a hinge assembly including a hinge and an opening located therein, wherein the opening receives a device, including a pin structure and sealing material as described herein.
  • the device described herein may also be utilized to seal a joint structure.
  • the present teachings further provide for a method of forming a joint in a vehicle structure comprising: providing a first member having a first opening formed therein; locating a bolt through the first opening; locating the device onto the bolt; providing a second member having a second opening formed therein; and locating the first member and device into contact with the second opening such that the device enters into and at least partially through the opening.
  • the teachings herein contemplate a device and method for the sealing of openings with a sealing assembly including a pin and sealant material associated with the pin.
  • the combination of the pin and sealant material may allow for effective sealing of an opening where water entry would be detrimental.
  • the device disclosed herein may further be utilized to seal joints where metal on metal contact occurs.
  • Fig. 1 shows a perspective view of an illustrative example of the hinge and sealing assembly of the present teachings.
  • FIG. 2A shows a perspective view of an illustrative example of the sealing assembly of the present teachings.
  • Fig. 2B shows a perspective rear view of the sealing assembly of Fig. 2A.
  • Fig. 3 shows a perspective view of the sealing assembly of Fig. 2A located into an opening.
  • Fig. 4 shows a perspective view of a bolt for receiving the sealing assembly of Fig. 2A.
  • the present teachings allow for improved sealing of an opening in a joint with a pin structure in association with a sealing material.
  • the unitary structure disclosed herein may include an activatable sealing material and pin structure.
  • the pin structure may be comprised of a rigid polymeric material that is dissimilar to that of sealing material.
  • the sealant material may comprise or may consist essentially of a non-rigid activatable material.
  • the sealant material and pin structure may be injection molded or extruded to form a unitary device.
  • the sealant material and pin structure may be co-injection molded or co- extruded to form a unitary device.
  • the pin structure may be shaped to include one or more openings for receiving the sealant material.
  • the openings may be formed having the same shape or a different shape as other openings.
  • the pin structure may include a first set of openings located on a first portion of the pin structure and a second set of openings located on a second portion of the pin structure.
  • a portion of the pin structure may be cone-shaped.
  • a portion of the pin structure may be cylindrical in shape.
  • the pin structure may include a head portion and plurality of ribs extending from the head portion. The ribs may be located about the sealant material such that the activation of the sealant material may be guided by the ribs, such that the ribs promote complete sealing about the entirety of the pin structure.
  • the ribs may act to separate sections of sealant material in its green (pre-activated) state.
  • the ribs may each be substantially equidistant from any adjacent ribs.
  • the sealant material may consist essentially of an activatable material.
  • the sealant material may be formed so that the entirety of the sealant material lies within the confines of the pin structure prior to any activation of the sealant material.
  • the sealant material may form a mechanical connection with the pin structure.
  • the sealant material may be adhered to the pin structure via an adhesive.
  • the sealant material located in contact with the pin structure may be adhered to the pin structure by a tacky nature of the activatable material that forms the sealant material.
  • the sealant material and pin structure may be adhered to one another during an injection molding process.
  • the connection between the sealant material and pin structure may be of sufficient strength so that when the pin structure is located into an opening the sealant material and pin structure remain connected at least until the sealant material undergoes expansion.
  • the sealant material may be a tacky material and may include a removable film layer to allow for handling.
  • the tacky nature of the sealant material may promote adhesion between the sealant material and pin structure.
  • the sealant material may be substantially dry to the touch.
  • the pin structure may be a push-pin pin structure.
  • the pin structure may include a head portion and shank portion such that the diameter of the shank exceeds the diameter of the head so that the head can be easily located into and through an opening.
  • the size of the sealant material and pin structure may depend upon the size of the opening through which the expandable sealant material and integrated pin structure is located.
  • the thickness of the expandable sealant material may be at least about 0.1 mm.
  • the thickness of the expandable sealant material may be less than about 50mm.
  • the thickness of the expandable sealant material may be from about 0.5mm to about 20mm.
  • the thickness of the expandable sealant material may be less than about 10mm.
  • the sealant material may expand according to a predetermined set of conditions. For example, exposure to certain levels of heat may cause the activatable sealant material to expand.
  • the heat may be provided by an oven.
  • the heat may be provided by an induction heating device.
  • the volumetric expansion of the sealant material may vary depending upon the sealing needs of a particular opening.
  • the sealant material may expand at least about 100% as compared to the unexpanded (green state) sealant material.
  • the sealant material may expand less than about 2000%.
  • the sealant material may expand at least about 500%, at least about 1000%, or more.
  • the sealant material may expand less than about 1000% or even less than about 500%.
  • the expandable sealant material may be generally dry to the touch or tacky and may be shaped in any form of desired pattern, placement, or thickness. Though other heat- activated materials are possible for the sealant material a preferred heat activated material is an expandable polymer or plastic, and preferably one that is foamable.
  • the sealant material may be a relatively high expansion foam having a polymeric formulation that includes one or more of an epoxy resin, an acetate (e.g.
  • thermoplastic polyether e.g., polyethylene vinyl acetate
  • an acrylate and/or a methacrylate e.g., a copolymer of butyl acrylate and methyl acrylate
  • an epoxy/elastomer adduct e.g., an epoxy/elastomer adduct
  • fillers e.g., a clay filler, and/or a nanoparticle- containing filler.
  • Preferred thermally expandable sealant materials are disclosed in U.S. Patent Nos. 7,313,865; 7, 125,461 ; and 7, 199, 165, incorporated by reference herein for all purposes.
  • the foam may also be an EVA/rubber based material, including an ethylene copolymer or terpolymer that may possess an alpha-olefin.
  • the polymer is composed of two or three different monomers, i.e. , small molecules with high chemical reactivity that are capable of linking up with similar molecules.
  • Suitable expandable sealant materials include those available from L&L Products, Inc.
  • a number of sealing materials may also be used for the sealant material.
  • a typical foam includes a polymeric base material, such as one or more ethylene-based polymers which, when compounded with appropriate ingredients (typically a blowing and curing agent), will expand and cure in a reliable and predictable manner upon the application of heat or the occurrence of a particular condition. From a chemical standpoint for a thermally- activated material, the foam is usually initially processed as a flowable material before curing, and upon curing, the material will typically cross-link making the material incapable of further flow.
  • the sealant material may include an ethylene methyl acrylate in an amount of at least about 5% by weight, at least about 15% by weight or even at least about 20% by weight.
  • the sealant material may include an ethylene vinyl acetate copolymer in an amount of at least about 5% by weight, at least about 15% by weight or even at least about 20% by weight.
  • the expandable sealant material and integrated pin structure of the present invention may be installed into an automotive vehicle, although it may be employed for other articles of manufacture such as boats, buildings, furniture, storage containers or the like.
  • the sealing assembly may be utilized for connecting a door hinge to a vehicle pillar.
  • the sealant material and pin structure may be used to seal a variety of components of an automotive vehicle including, without limitation, body components (e.g., panels), frame components (e.g., hydroformed tubes), pillar structures (e.g., A, B, C or D-pillars), bumpers, roofs, bulkheads, instrument panels, wheel wells, floor pans, door beams, hem flanges, vehicle beltline applications, doors, door sills, rockers, decklids, hoods or the like of the automotive vehicle.
  • the hinge and seal assembly 10 may include a pin structure 12 in combination with a sealant material 22.
  • a hinge 14 includes an opening 16 for receiving the pin structure 12.
  • Figs. 2A and 2B provide additional detail of the pin structure 12 in combination with the sealant material 22.
  • a plurality of openings 30 are formed in the pin structure 12 for receiving the sealant material 22.
  • the pin structure includes a flat head portion 20 with a plurality of ribs 24 extending from the head portion 20.
  • the pin structure may also include an opening 28 for receiving a bolt (not shown).
  • FIG. 3 provides a view of the opening 16 and bolt 26 that will receive the sealing assembly including the pin structure and associated sealing material (not shown).
  • any numerical values recited herein include all values from the lower value to the upper value in increments of one unit provided that there is a separation of at least 2 units between any lower value and any higher value.
  • the amount of a component or a value of a process variable such as, for example, temperature, pressure, time and the like is, for example, from 1 to 90, preferably from 20 to 80, more preferably from 30 to 70, it is intended that values such as 15 to 85, 22 to 68, 43 to 51 , 30 to 32 etc. are expressly enumerated in this specification.
  • one unit is considered to be 0.0001 , 0.001 , 0.01 , or 0.1 as appropriate.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gasket Seals (AREA)

Abstract

L'invention concerne un dispositif comprenant une structure unitaire comprenant une structure d'axe polymère (12) rigide comprenant une ou plusieurs ouvertures (30) et un matériau d'étanchéité (22) situé à l'intérieur de la ou des ouvertures et en contact direct avec une ou plusieurs surfaces de la structure d'axe polymère (12).
PCT/US2016/024494 2015-03-27 2016-03-28 Axe de charnière et ensemble joint d'étanchéité WO2016160689A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201562139356P 2015-03-27 2015-03-27
US62/139,356 2015-03-27

Publications (1)

Publication Number Publication Date
WO2016160689A1 true WO2016160689A1 (fr) 2016-10-06

Family

ID=55650792

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2016/024494 WO2016160689A1 (fr) 2015-03-27 2016-03-28 Axe de charnière et ensemble joint d'étanchéité

Country Status (1)

Country Link
WO (1) WO2016160689A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1403533A1 (fr) * 2002-09-27 2004-03-31 Newfrey LLC Attache en plastique pour fixer un panneau à un corps
US20040221953A1 (en) * 2003-05-07 2004-11-11 L&L Products, Inc. Activatable material for sealing, baffling or reinforcing and method of forming same
US7199165B2 (en) 2003-06-26 2007-04-03 L & L Products, Inc. Expandable material
US7313865B2 (en) 2003-01-28 2008-01-01 Zephyros, Inc. Process of forming a baffling, sealing or reinforcement member with thermoset carrier member
EP2546106A1 (fr) * 2011-07-11 2013-01-16 TRW Automotive Electronics & Components GmbH Adaptateur, module avec adaptateur ainsi que le procédé de montage d'un tel module

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1403533A1 (fr) * 2002-09-27 2004-03-31 Newfrey LLC Attache en plastique pour fixer un panneau à un corps
US7313865B2 (en) 2003-01-28 2008-01-01 Zephyros, Inc. Process of forming a baffling, sealing or reinforcement member with thermoset carrier member
US20040221953A1 (en) * 2003-05-07 2004-11-11 L&L Products, Inc. Activatable material for sealing, baffling or reinforcing and method of forming same
US7125461B2 (en) 2003-05-07 2006-10-24 L & L Products, Inc. Activatable material for sealing, baffling or reinforcing and method of forming same
US7199165B2 (en) 2003-06-26 2007-04-03 L & L Products, Inc. Expandable material
EP2546106A1 (fr) * 2011-07-11 2013-01-16 TRW Automotive Electronics & Components GmbH Adaptateur, module avec adaptateur ainsi que le procédé de montage d'un tel module

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