WO2008021992A2 - Montage de prise d'eau sur un toit - Google Patents

Montage de prise d'eau sur un toit Download PDF

Info

Publication number
WO2008021992A2
WO2008021992A2 PCT/US2007/075636 US2007075636W WO2008021992A2 WO 2008021992 A2 WO2008021992 A2 WO 2008021992A2 US 2007075636 W US2007075636 W US 2007075636W WO 2008021992 A2 WO2008021992 A2 WO 2008021992A2
Authority
WO
WIPO (PCT)
Prior art keywords
hydrant
flange
roof
standpipe
deck
Prior art date
Application number
PCT/US2007/075636
Other languages
English (en)
Other versions
WO2008021992A3 (fr
Inventor
William T. Ball
Original Assignee
Wcm Industries, 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
Priority claimed from US29/248,316 external-priority patent/USD574065S1/en
Priority claimed from US11/554,232 external-priority patent/US7472718B2/en
Application filed by Wcm Industries, Inc. filed Critical Wcm Industries, Inc.
Priority to CA2640735A priority Critical patent/CA2640735C/fr
Publication of WO2008021992A2 publication Critical patent/WO2008021992A2/fr
Publication of WO2008021992A3 publication Critical patent/WO2008021992A3/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B9/00—Methods or installations for drawing-off water
    • E03B9/02—Hydrants; Arrangements of valves therein; Keys for hydrants
    • E03B9/04—Column hydrants
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
    • E04D13/14—Junctions of roof sheathings to chimneys or other parts extending above the roof
    • E04D13/1407—Junctions of roof sheathings to chimneys or other parts extending above the roof for flat roofs

Definitions

  • Embodiments of the present invention generally relate to a system for interconnecting a hydrant to the roof of a building or other structure.
  • one embodiment of the present invention is a hydrant support that interconnects to a roof deck of a building that includes a weather-tight sealing system that interfaces with the standpipe of a traditional hydrant.
  • the contemplated mount includes a vertically-oriented hydrant support having a flange for interconnection to the roof.
  • a boot is also employed by embodiments of the present invention that helps ensure that fluids, for example, are prevented from entering the building.
  • Embodiments of the present invention employ a boot constructed of material suitable to seal the structure when in use and to provide weather resistance, e.g. ethylene propylene diene monomer (EPDM) rubber with UV protection.
  • EPDM ethylene propylene diene monomer
  • the hydrant support may also be fitted with flashing material to mask the hydrant support. It is also envisioned that at least one shim may be included to facilitate interconnection between the hydrant support and the roof. Preferably, a two degree shim is employed that is placed under the hydrant support to help ensure that the hydrant support is generally oriented vertically.
  • the flange that is associated with the hydrant support may be constructed of varying thicknesses to compensate for roof pitch.
  • a flange be used in conjunction with the hydrant support that is located under the roof that is used to sandwich the roof between the flange of the hydrant support and the flange located beneath the roof.
  • This under deck flange may be constructed of a single piece of material with a plurality of holes incorporated therein, thereby making it light and easy to install.
  • a series of seals may be employed wherein the tightening of at least one bolt increases the compression on an intermediate seal, thereby squeezing it tightly between the standpipe and the inner diameter of the hydrant support .
  • the sealing system may be enhanced by the use of a boot that covers the seals and that interfaces with the standpipe and the outer diameter of the hydrant support.
  • Fig. 1 is a perspective view of one embodiment of a hydrant roof mount
  • Fig. 2 is a partial perspective of one embodiment of the hydrant roof mount
  • Fig. 3 is a front elevation view of the hydrant roof mount shown in Fig 2;
  • Fig. 4 is a left elevation view of the hydrant roof mount shown in Fig. 2;
  • Fig. 5 are partial front elevation views of alternative configurations of the hydrant roof mount
  • Fig. 6 is a top plan view of the hydrant roof mount shown in Fig. 2;
  • Fig. 7 is a bottom plan view of the hydrant roof mount shown in Fig. 2;
  • Fig. 8 is an exploded view showing components associated with a hydrant support of one embodiment of the present invention.
  • Fig. 9 is an exploded view showing a boot of one embodiment of the present invention with associated seals and hardware;
  • Fig. 10 is a cross sectional view of Fig. 5;
  • Fig. 11 is a front elevation view of an alternative embodiment of a boot.
  • Fig. 12 is a top plan view of Fig. 11.
  • a mounting system for securing a hydrant 2 to a roof deck 6 is provided. More specifically, embodiments of the present invention are used with a common hydrant 2 having a standpipe 10 that leads to a water supply 14.
  • the standpipe 10 is eventually interconnected to a water supply 14 that selectively is opened via a handle 16 of the hydrant 2.
  • a hydrant support 18 provides rigidity to the standpipe 10.
  • a seal assembly 84 which includes an upper well seal 86, an intermediate seal 94, and a bottom seal 98, is employed that interfaces with the standpipe 10 and the hydrant support 18.
  • a boot 22 may also be included to further provide leak resistance.
  • the hydrant support of one embodiment of the present invention is shown that includes a tube 26 and a flange 30.
  • the tube 26 and flange 30 possess generally circular cross-sections, one skilled in the art will appreciate that any shape of tube 26 and flange 30 may be employed without departing from the scope of the invention.
  • One purpose of the hydrant support 18 is to provide rigidity to the standpipe 14 , thereby preventing angular motions of the standpipe 10 relative to the roof deck 6.
  • a boot 22 is provided in order to prevent air, moisture and other outside contaminants from entering the building between any gaps that may exist between the standpipe 10 and the tubular portion 26 of the hydrant support 18.
  • the boot 22 is positioned on the standpipe 10 and the tube 26 of the hydrant support 18.
  • the flange 30 of the hydrant support 18 includes a plurality of apertures 34 that define a hole pattern for receipt of mounting bolts 38 that help ensure a rigid interconnection between the hydrant support 18 and the roof deck 6.
  • interconnection of the hydrant support 18 is preferably achieved via the plurality of mounting bolts 38 that are placed through the apertures 34 of the flange 30, through the roof deck 6 and a roof underside 42 (which may include a plurality of corrugations) and through an under deck flange 46.
  • the roof deck 6 and the roof underside 42 are thus sandwiched between the flange 30 of the hydrant support 18 and the under deck flange 46 and held in place via a plurality of nuts 50 that are interconnected to the mounting bolts 38.
  • the standpipe 10 and associated hydrant 2 are placed within an inner diameter of the tube 26 and interconnected to the water supply 14.
  • the boot may also be associated with the standpipe 10, thereby obstructing any gaps between the standpipe 10 and the tube 26.
  • FIG. 5 various views of alternative interconnection schemes are shown. More specifically, one skilled in the art will appreciate that, although a tube 26 interconnected to a flange 30 is shown in an upright position other interconnection methods may be contemplated by embodiments of the present invention. For example, as shown in Fig. 5 A, the tube is omitted entirely, wherein the standpipe 10 is associated with the flange 30 and the under deck flange 46. This interconnection scheme allows for added stability to the standpipe 10 since it is held in at least two positions. However, the added benefit of the tube is omitted, thereby reducing the stability of the hydrant from that shown in Fig. 3. One skilled in the art will appreciate that various seals may also be included with the flanges 30 and 46 to reduce the chances of leaking.
  • FIG. 5B another method of interconnecting the hydrant mount to a roof deck 6 is shown.
  • the system of Fig. 3 is inverted wherein the tube 26 is positioned within the roof.
  • the remainder of the mount is similar to that shown in Fig. 3, wherein the under deck flange 46 is used in conjunction with a flange 30 of the hydrant support to provide the necessary structure to hold the standpipe in place.
  • the seal assembly 84 is also included that interconnects the tube to the standpipe 10.
  • FIG. 5C yet another interconnection method is shown that is very similar to Fig. 5B. More specifically, in this configuration, the under deck flange is omitted wherein the seal assembly 84 provides most of the structural support to the standpipe 10.
  • FIG. 5D yet another interconnecting method is shown wherein an elongated tube is provided.
  • the tube 26 is designed to extend above the roof deck 6 and below the roof underside 42. However, one skilled in the art will appreciate that the tube 26 may extend in only one direction.
  • the tube 26 is held in place via the flange 30 and the under deck flange 46, which are interconnected via a plurality of mounting bolts 38 and associated nuts 50.
  • the standpipe 10 is affixed within the tube 26 by at least one seal assembly 84.
  • the flange 30 and the tube 26 are separable elements. This concept can be carried on to the embodiment shown in Fig. 3 as well.
  • seal assembly 84, the tube 26, the flange 30 and the under deck flange 46 of any of the embodiments contemplated herein may be made of a one or more pieces such as a clamshell configuration that may be used with sealing elements such as o-rings to facilitate assembly.
  • the hydrant support flange 30 and the under deck flange 46 is shown. More specifically, of some embodiments so the present invention, the flange 30 employs a plurality of about 3/4 inch diameter apertures 34 positioned approximately in an 8 inch bolt circle.
  • the flange 30 may possess any shape, be any size and have apertures of any size and number.
  • each aperture 34 may be associated with a slot 54 that allows for adjustments of the hydrant support 18 prior to rigid interconnection of the hydrant support 18 to the roof deck 6.
  • the flange 30 employs hex-shaped countersunk holes that allow an individual installer to mate the under deck flange 46 with the mounting bolts 38 without having to secure the mounting bolt heads at the same time.
  • the under deck flange 46 may include a plurality of weight-reducing spaces 58 that allow for easier interconnection to the mounting bolts 38.
  • the under deck flange 46 may also include a plurality of slots 54 to allow for rotational alignment of the under deck flange 46 with respect to the hydrant support flange 30.
  • the under deck flange 46 may be omitted wherein the nuts 50 interface with the mounting bolts 38 and abut the roof underside 42.
  • the hydrant support 18 includes the hollow cylindrical tube 26 interconnected to the flange 30 having four apertures 34 in a previously described hole pattern.
  • the hydrant support 18 is preferably constructed of cast iron, however, it is contemplated that other similar rigid materials may be employed without departing from the scope of the invention.
  • the tube is preferably about 11.25 inches long and the flange has a diameter of about 10 inches. Again, those skilled in the art will appreciate that the tube and flange may be any size.
  • a shim 62 may be employed, which also may include slotted apertures 54, to help ensure that the tube 26 is oriented generally vertical.
  • the shim 62 preferably possesses an angle of about two degrees, however, it is foreseeable that shims 62 of other angles may be employed without departing from the scope of the invention.
  • the under deck flange 46 is shown having a plurality of spaces 58 to decrease its weight.
  • the under deck flange 46 may also include a boss 66 emanating therefrom that provides a location for a plurality of screws 70. In operation, the screws 70 interface with the standpipe 10 to enhance angular and vertical rigidity.
  • a plurality of washers 74, lock washers 78 and nuts 50 are used in conjunction with the mounting bolts 38.
  • the boot 22 and associated hardware used to connect the boot 22 to the hydrant support 18 is provided. More specifically, the boot 22 of embodiments of the present invention includes a cylindrical portion 82 that is associated with the standpipe 10 and a larger diameter portion that is associated with the tube 26 of the hydrant support 18. As shown herein, the boot 22 is comprised of a plurality of circumferential and/or conical sections, however, one skilled in the art will appreciate that the boot may include various individual interconnected pieces and may be of any shape that generally prevents fluids or other items from entering between the standpipe 10 and the tube 26. Preferably, the boot is made of EPDM and has at least some ultraviolet protection, thereby maximizing the life of the boot material.
  • Figs. 11 and 12 another embodiment of the boot is shown.
  • boots as contemplated herein can be configured in a variety of shapes and sizes.
  • the boot 22 is similar to that described above, however it is more succinctly described as a cap that blocks the seal assembly. Assemblage of the boot, as described in more detail below is also very similar to that described above.
  • Fig. 12 the concept of a multiple pieced boot is shown.
  • the boot is comprised of two separable pieces that are clam shelled around the standpipe 10 and interconnected. Interconnection can be achieved by adhesives, fasteners, a snap fit (which may be integrally molded into the boot halves), tying, or any other similar method.
  • the boot may be comprised of two or more pieces, thereby facilitating interconnection of the boot 22 to the hydrant assembly in the field.
  • embodiments of the present invention employ an upper well seal 86 having a lip 90 for interconnection to the upper end of the tube 26. Beneath the upper well seal 86, preferably a rubber seal 94 is located that is followed by a bottom well seal 98.
  • the bottom well seal 98 also includes a threaded inner diameter such that a bolt 102 is used to interconnect all three seals.
  • the upper cylindrical portion 82 of the boot 22 is then slid down on the assemblage of seals to complete the sealing system.
  • the roof mounting system of embodiments of the present invention is shipped in a kit that preferably includes a pre-assembled hydrant assembly, with seal assembly 84 and boot 22 interconnected thereto, along with the hydrant support 18 and associated hardware.
  • the kit may just include the seal assembly 84, hydrant support 18, boot 22 and associated hardware for retrofitting existing hydrant mountings.
  • the hole pattern of the hydrant support flange 30 is initially used to provide locations for drilling the mounting bolt 38 holes through the roof deck 6 and the roof underside 42.
  • the tube 26 of the hydrant support is also used to locate the standpipe penetration.
  • the installer places the hydrant support 18 on top of the roof deck 6 and assess the need for any shimming. If, in fact, shimming is required, the proper shim(s) may be placed upon the roof deck 6 along with the hydrant support to ensure that the hydrant support 18 will be aligned generally vertically after installation. Next, the location of the mounting holes and the hole that accommodates the standpipe 10 are marked. The hydrant support 18 and associated shims 62 are then removed and the appropriate holes are drilled into the roof deck 6 and through the roof deck under surface 42.
  • the hydrant support 18 and associated shims 62 are then placed over the hole and a plurality of mounting bolts 38 are then threaded through the apertures of the flange 30, through the apertures of any shims included, through the roof deck 6 and through the roof deck underside 42.
  • the under deck flange 46 is then brought up and interconnected to the mounting bolts 38 via a plurality of washers 70 and 74 and nuts 50.
  • a plurality of screws 70 are used that interface with threaded holes in the boss 66 that protrudes from the under deck flange 46, thereby generally preventing rotation and translation of the standpipe.
  • seal assembly 84 can be used to interface the standpipe 10 with the boss 66 or a clamp or bracket may be employed to interconnect the standpipe 10 with the under deck flange 46.
  • a split ring with or without seals is contemplated.
  • the installer inserts the standpipe 10 (with the associated seal assembly 84 positioned toward the hydrant 2) through the tube 26 of the hydrant support 18.
  • the upper well seal 86, rubber seal 94 and associated well seal 98 are then slid between the standpipe 10 and the hydrant support 18.
  • the seal assembly 84 may alternatively be clam shelled around the standpipe 10 to facilitate on site interconnection and retrofitting. It is important to note the amount of standpipe 10 exposed out of the hydrant support 18 may be selectively altered in the vertical direction at this time. Once the desired height of the hydrant 2 is achieved, the other end of the standpipe 10 is interconnected to the water supply 14.
  • the seal assembly 84 which includes the upper well seal 86, the rubber seal 94 and the bottom well seal 98, is then tightened via the bolts 102 such that the lower well seal 98 is drawn upward towards the upper well seal 86, thereby bulging the rubber seal 94 to form a tight seal between the standpipe 10 and the tube 26.
  • roofing material may be integrated around the hydrant support 18.
  • flashing a weather proofing shielding used to prevent intrusion of water into buildings, may be wrapped around the tube 26 of the hydrant support 18.
  • Roof flashing is often placed around discontinuities or objects which protrude from the roof of a building to deflect water away from seams or joints.
  • all sealing methods generally used to accommodate other roof protrusions may be used in conjunction with embodiments of the present invention.
  • the optional boot 22, which was previously located near the hydrant 2 is then slid onto the standpipe 10 and associated with the tubular portion of the hydrant support 18.
  • Boots 22 of alternative embodiments that possess multiple pieces could, of course, be integrated onto the hydrant support 18 at any time.
  • Some boots 22 contemplated herein are designed to be easily movable away from the hydrant support 18 or removed from the hydrant support 18 to allow selective access to the seal assembly bolts 102, thereby allowing quick access to the seal assembly 84 for servicing and/or replacement.
  • the standpipe 10 is interconnected to the hydrant 2 at one end and the water supply 14 on the other end.
  • Patent Nos. 5701925 and 5246028 all of which being incorporated by reference herein, which concern sanitary hydrants may be incorporated into embodiments of the present invention.
  • Aspects of inventions disclosed in U.S. Patent Nos. 6532986, 6805154, 6135359, 6769446, 6830063, RE39235, 6206039, 6883534, 6857442 and 6142172, all of which being incorporated by reference herein, which concern freeze-proof hydrants may be incorporated into embodiments of the present invention.

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Gasket Seals (AREA)

Abstract

L'invention concerne un procédé permettant de fixer une prise d'eau sur le toit d'une construction et comprenant un support pour la prise d'eau interconnecté de manière rigide au platelage du toit. L'invention propose de plus un procédé permettant de relier de manière étanche le tuyau vertical de la prise d'eau au support de la prise d'eau et utilisant une pluralité de dispositifs d'étanchéité. Une gaine recouvrant l'interface entre le tuyau et le support de la prise d'eau peut être utilisée pour renforcer l'étanchéité entre ledit support et ledit tuyau.
PCT/US2007/075636 2006-08-09 2007-08-09 Montage de prise d'eau sur un toit WO2008021992A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA2640735A CA2640735C (fr) 2006-08-09 2007-08-09 Monture sur toit pour borne-fontaine

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US82189206P 2006-08-09 2006-08-09
US29/248,316 2006-08-09
US29/248,316 USD574065S1 (en) 2006-08-09 2006-08-09 Roof mounted hydrant assembly
US60/821,892 2006-08-09
US11/554,232 2006-10-30
US11/554,232 US7472718B2 (en) 2005-11-01 2006-10-30 Assembly to mount a hydrant to a roof

Publications (2)

Publication Number Publication Date
WO2008021992A2 true WO2008021992A2 (fr) 2008-02-21
WO2008021992A3 WO2008021992A3 (fr) 2008-08-28

Family

ID=39082979

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2007/075636 WO2008021992A2 (fr) 2006-08-09 2007-08-09 Montage de prise d'eau sur un toit

Country Status (2)

Country Link
CA (1) CA2640735C (fr)
WO (1) WO2008021992A2 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1570180A (en) * 1925-07-16 1926-01-19 William Z Pulliam Water plug
US1621905A (en) * 1925-03-17 1927-03-22 George H Russell Dispensing stand

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1621905A (en) * 1925-03-17 1927-03-22 George H Russell Dispensing stand
US1570180A (en) * 1925-07-16 1926-01-19 William Z Pulliam Water plug

Also Published As

Publication number Publication date
CA2640735A1 (fr) 2008-08-21
WO2008021992A3 (fr) 2008-08-28
CA2640735C (fr) 2014-06-03

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