CA2217828A1 - Molding affixed with wedged divider track - Google Patents

Molding affixed with wedged divider track Download PDF

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Publication number
CA2217828A1
CA2217828A1 CA 2217828 CA2217828A CA2217828A1 CA 2217828 A1 CA2217828 A1 CA 2217828A1 CA 2217828 CA2217828 CA 2217828 CA 2217828 A CA2217828 A CA 2217828A CA 2217828 A1 CA2217828 A1 CA 2217828A1
Authority
CA
Canada
Prior art keywords
flanges
joining
spline
molding
wedge shaped
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
CA 2217828
Other languages
French (fr)
Inventor
Thomas J. Nelson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Premark RWP Holdings LLC
Original Assignee
Premark RWP Holdings LLC
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 Premark RWP Holdings LLC filed Critical Premark RWP Holdings LLC
Publication of CA2217828A1 publication Critical patent/CA2217828A1/en
Abandoned legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04FFINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F19/00Other details of constructional parts for finishing work on buildings
    • E04F19/02Borders; Finishing strips, e.g. beadings; Light coves
    • E04F19/06Borders; Finishing strips, e.g. beadings; Light coves specially designed for securing panels or masking the edges of wall- or floor-covering elements
    • E04F19/065Finishing profiles with a T-shaped cross-section or the like
    • E04F19/066Finishing profiles with a T-shaped cross-section or the like fixed onto a base profile by means of a separate connector
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04FFINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F19/00Other details of constructional parts for finishing work on buildings
    • E04F19/02Borders; Finishing strips, e.g. beadings; Light coves
    • E04F19/06Borders; Finishing strips, e.g. beadings; Light coves specially designed for securing panels or masking the edges of wall- or floor-covering elements
    • E04F19/062Borders; Finishing strips, e.g. beadings; Light coves specially designed for securing panels or masking the edges of wall- or floor-covering elements used between similar elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Connection Of Plates (AREA)
  • Clamps And Clips (AREA)

Abstract

An elongated wedge shaped spline can be used for joining work pieces in a dovetail joint. It can be used in joining a work piece, such as molding in a dovetailed joint. An expansion track having a pair of spaced apart flanges extending at a right angle from the front surface of the divider track is first affixed to a surface. The wedge shaped spline is positioned between and in abutment with the upper portion of the spaced apart flanges. A fan shaped mortise on the back surface of a work piece is positioned over the wedge shaped spline between and abutting the upper portion of the spaced apart flanges. Pressure is applied on the front surface of the work piece for seating the work piece on the divider track, thereby forcing the wedge shaped spline between the flanges and spreading the flanges. The spread apart flanges engage the side walls of the fan shaped mortise for joining the work piece in a dovetailed joint with the divider track.

Description

TITLE: MOLDING AFFIXED WITH WEnGED DIVIDER TRACK

INVENTOR: THOMAS J. NELSON

BAGKGROUND OF THE INvFNTloN

1. Field of the Invention This invention relates to the installation of molding with a wedge shaped spline and an 10 aluminum divider track. This wedge shaped spline and installation method is particularly useful in the installation of laminate flooring.
2. Description of the Related Art 15 Commercially available laminate flooring generally includes a wear surface glued to a sul.s~,ale. The wear surface generally is high-wear resistant decorative laminate. The subsl,ate generally is fiber board or particle board. Each piece of laminate flooring generally has a groove along one end and one side suitable for joining with a tongue along one side or end of an adjacent piece of la,ni"a~e flooring. La",i"a~e noGlill9 is 20 com",ercially installed over a pad.

Aluminum divider tracks are commercially used for the inst~ tion of flexible molding such as vinyl molding. This includes the installation of expansion and transition molding end caps and reducer strips. Divider tracks are a~fixed to a floor and a rib on 25 the back of flexible molding is interlocked between a pair of flanges extending from the front of the divider track. Serrations extending along the rib and the interior surfaces of the flanges interlock for resisting the removal of the rib from the flanges. Molding can be installed by interconnecting it with a divider track without pe"el,dli"g its decorative front surface with fastening means or otherwise blemishing it.
There is a need in the installation of molding for securely amxing the molding without blemishing its decorative front surface. In the installation of laminate flooring there is a need for molding covered with laminate that matches the pattern of the laminate flooring. There is a need for a method of installing laminate covered molding that does 35 not blemish its decorative front surface.

Mailed November 1, 1996 1 Express Mail Number EH429487395US

SUMMARY OF THE INVENTION

It has now been discovered that an elongated wedge shaped spline can be used forjoining work pieces in a dovetail joint. The spline is made of extruded rigid material in 5 the shape of a wedge with serrations extending along the sloping sides of the wedge for interlocking with serrations extending along the interior surfaces of flanges extending at right angles from the front surface of a divider track. The wedge shaped spline has sufficient width between its sloping sides for spreading the flanges as the wedge shaped spline is forced between flanges on a divider track. The wedge shaped spline 10 is wider at its top than at its bottom and can have sides slope inwardly at an angle of about 2-5 degrees and preferably about 2.5 degrees.

The wedge shaped spline of this invention can be used in joining a work piece, such as molding in a dovetailed joint. An expansion track having a pair of spaced apart flanges 15 extending at a right angle from the front surface of the divider track is first affixed to a surface. The wedge shaped spline is positioned between and in abutment with the upper portion of the spaced apart flanges. A fan shaped mortise on the back surface of a work piece is positioned over the wedge shaped spline between and abutting theupper portion of the sp~ced apart flanges. Pressure is applied on the front surface of 20 the work piece for seating the work piece on the divider track, ll,er~l)y forcing the wedge shaped spline between the flanges and spreading the flanges. The spread apart flanges engage the side walls of the fan shaped mortise for joining the work piece in a dovetailed joint with the divider track.

25 Serrations can extend along the lower portion of the sides of the wedge shaped spline for interlocking with serrations along the upper portion of the interior upper surfaces of the flanges without substantially spreading them for positioning the spline in the divider track as the fan-shaped mortise on the back surface of expansion molding is positioned over the wedge shaped spline.
RRIEF DFSCRIPTION OF THF DRAWINGS

Figures 1, 2, 3 and 6 are cross section views of a wedge shaped spline of the present invention used in the installation of an expansion joint between sections of laminate 35 flooring.

Mailed November 1, 1996 2 Express Mail Number EH429487395US

Figures 4 and 5 are cross section views of serrations on a wedge shaped spline of the present invention interconnected with serrations on flanges of a divider track and the separation of the flanges as the spline is forced between the flanges..
Figures 7 show the Metric and English dimensions of a specific embodiment of the5 elongated, wedge shaped spline of this invention.
Figures 8 and 9 show the Metric and English dimensions of a specific embodiment or expansion molding and divider track that can be inst~l'e~i with the embodiment of a wedge shaped spline shown on Figure 7.

DFTAILED DESCRIPTION OF THF INVENTION

The use of the wedge shaped spline (1) of this invention for installing expansion molding (5) for laminate flooring (6) is shown on Figures 1-3, 6 and 8 The Wedgeshaped spline (1) of this invention has spread the flanges (20) on an aluminum divider 15 track (2) for securely interconnecting the molding and divider track with a dovetail joint, Figure 1. Laminate flooring (6) is installed over a pad (7).

The expansion molding (5) shown on Figures 1-3, 6, and 8 is laminate (8) wrappedfiberboard (9). Laminate can be bonded to other suL,st~ales, such as particlQbo~rd, 20 wood of extruded plastic, for making molding or other work pieces. This expansion molding has a fan-shaped mortise (50) on its planar back side. This fan-shaped mortise (50) has side walls that extend at an acute angle from a planar back surface of the expansion molding (5) for making a fan-shaped mortise (50) with its boKom being wider than the opening to the mortise at its top.
A pair of flanges (20) extend at right angles from the front planar surface of an elongated aluminum divider track (2), Figures 1-6 and 9. Serrations (21) extend along the interior upper surfaces of the flanges (20). Serrations (10) also extend along the sides of the elongated wedge shaped spline (1).
Serrations (10) along the lower portion of the sides of the wedge shaped spline (1) are shown as being interconnected with serrations (21) along the upper portion of the interior upper surfaces of the flanges (20) without substantially spreading them, Figures 2 and 4. This interconnection holds the spline in the divider track as the fan-shaped 35 mortise (50) on the back surface of expansion molding (5) is positioned over the wedge shaped spline (1).

Mailed November 1, 1996 3 Express Mail Number EH429487395US

The top of the wedge shaped spline (1) of this invention is shown on Figure 3 in contact with the bottom surface of the wedge shaped mortise (50). As the expansion molding (5) is seated on the divider track (2), the wedge shape spline (1) is forced between the flanges (20), spreading them outwardly toward the side walls of the fan-shaped mortise, Figures 1, 3, 4 and 5. This joins the expansion molding (5) and divider track (2) with a dovetail shaped joint. The use of a dovetailed joint is considered as a very secure method of joining work pieces.

In the installation of expansion molding with the wedge shaped spline of this invention, 10 the divider track (2) is first installed and the molding (S) is cut. Before positioning the wedge shaped spline in the divider track, the molding can be seated on the divider track for checking the fit of the molding, Figure 6.

The elongated wedge shaped spline of this invention and the divider track shown in the 15 figures illustrating this invention can be made by extrusion molding metal, preferably aluminum, or rigid synthetic resin. The selection of suitable materials, methods and equipment for extrusion molding is known to those skilled in the art of making extruded molding.

20 A specific embodiment of the elongated, wedge shaped spline of this invention is shown on Figure 7. This embodiment of the wedge shaped spline of this invention can be used for the installation of elongated expansion molding shown on Figure 8 with elongated divider track shown on Figure 9. Dimensions shown on Figures 7-9 are in inches and centimeters.
The wedge shaped spline of this invention is wider at its top than at its bottom. In a preferred embodiment of this invention, the sides slope inwardly at an angle of about 2-5 degrees and most preferably at an angle of about 2.5 degrees. The wedge shapedspline of this invention is shaped and sized for spreading flanges on a divider track into 30 engagement with the side walls of a mortise in a work piece. Excess pressure on the walls of the mortise could damage the work piece.

While the illustrative embodiments of the invention have been described with particularity, it will be understood that various other modifications will be apparent to 35 and can be readily made by those skilled in the art without departing from the spirit and scope of the invention. Accordingly, it is not intended that the scope of the claims Mailed November 1, 1996 4 Express Mail Number EH429487395US

appended hereto be limited to the examples and descriptions set forth herein but rather that the claims be construed as encompassing all the features of patentable novelty that reside in the present invention, including all features that would be treated as equivalents thereof by those skilled in the art to which this invention pertains.

Mailed November 1 1996 5 Express Mail Number EH429487395US

Claims (18)

1. An elongated wedge shaped spline for joining work pieces in a dovetail joint,comprising;
a spline of extruded rigid material in the shape of a wedge with serrations extending along the sloping sides of the wedge for interlocking with serrations extending along the interior surfaces of flanges extending at right angles from the front surface of a divider track and having sufficient width between its sloping sides for spreading the flanges as wedge shaped spline is forced between flanges extending at right angles from the front surface of a divider track.
2. The method of joining a work piece in a dovetailed joint of claim 1, wherein the wedge shaped spline is wider at its top than at its bottom and its sides slope inwardly at an angle of about 2-5 degrees.
3. The method of joining a work piece in a dovetailed joint of claim 1, wherein the wedge shaped spline is wider at its top than at its bottom and its sides slope inwardly at an angle of about 2.5 degrees.
4. A method of joining a work piece in a dovetailed joint, comprising;
affixing an expansion track having a pair of spaced apart flanges extending at aright angle from the front surface of the divider track to a surface, positioning a wedge shaped spline between and abutting the upper portion of the spaced apart flanges, positioning a fan shaped mortise on the back surface of a work piece over the wedge shaped spline between and abutting the upper portion of the spaced apart flanges, and applying pressure on the front surface of the work piece for seating the work piece on the divider track, thereby forcing the wedge shaped spline between the flanges and spreading the flanges, the spread apart flanges engaging the side walls of the fan shaped mortise for joining the work piece in a dovetailed jointwith the divider track.
5. The method of joining a work piece in a dovetailed joint of claim 4, wherein serrations along the lower portion of the sides of the wedge shaped spline are interlocked with serrations along the upper portion of the interior upper surfaces of the flanges without substantially spreading them for positioning the spline in the divider track as the fan-shaped mortise on the back surface of expansion molding is positioned over the wedge shaped spline.
6. The method of joining a work piece in a dovetailed joint of claim 4, wherein serrations extend along the interior upper surfaces of the flanges and along the sides of the elongated wedge shaped spline for interlocking the spline between the flanges.
7. The method of joining a work piece in a dovetailed joint of claim 4, wherein the wedge shaped spline is wider at its top than at its bottom and its sides slope inwardly at an angle of about 2-5 degrees.
8. The method of joining a work piece in a dovetailed joint of claim 4, wherein the wedge shaped spline is wider at its top than at its bottom and its sides slope inwardly at an angle of about 2.5 degrees.
9. The method of joining a work piece in a dovetailed joint of claim 4, wherein the fan shaped mortise has side walls that extend at an acute angle from a planar back surface of the expansion molding for making a fan-shaped mortise with its bottom being wider than the opening to the mortise at its top.
10. A method of joining a molding in a dovetailed joint, comprising;
affixing an expansion track having a pair of spaced apart flanges extending at aright angle from the front surface of the divider track to a surface, positioning a wedge shaped spline between and abutting the upper portion of the spaced apart flanges, positioning a fan shaped mortise on the back surface of the molding over the wedge shaped spline between and abutting the upper portion of the spaced apart flanges, and applying pressure on the front surface of the molding for seating the molding onthe divider track, thereby forcing the wedge shaped spline between the flanges and spreading the flanges, the spread apart flanges engaging the side walls of the fan shaped mortise for joining the work piece in a dovetailed joint with thedivider track.
11. The method of joining molding in a dovetailed joint of claim 10, wherein serrations along the lower portion of the sides of the wedge shaped spline are interlocked with serrations along the upper portion of the interior upper surfaces of the flanges without substantially spreading them for positioning the spline in the divider track as the fan-shaped mortise on the back surface of expansion molding is positioned over the wedge shaped spline.
12. The method of joining molding in a dovetailed joint of claim 10, wherein serrations extend along the interior upper surfaces of the flanges and along the sides of the elongated wedge shaped spline for interlocking the spline between the flanges.
13. The method of joining molding in a dovetailed joint of claim 10, wherein thewedge shaped spline is wider at its top than at its bottom and its sides slope inwardly at an angle of about 2-5 degrees.
14. The method of joining molding in a dovetailed joint of claim 10, wherein thewedge shaped spline is wider at its top than at its bottom and its sides slope inwardly at an angle of about 2.5 degrees.
15. The method of joining molding in a dovetailed joint of claim 10, wherein the fan shaped mortise has side walls that extend at an acute angle from a planar back surface of the expansion molding for making a fan-shaped mortise with its bottom being wider than the opening to the mortise at its top.
16. The method of joining molding in a dovetailed joint of claim 10, wherein themolding is laminate wrapped fiberboard.
17. The method of joining molding in a dovetailed joint of claim 10, wherein themolding is laminate wrapped particleboard wood or extruded plastic.
18. The method of joining molding in a dovetailed joint of claim 10, wherein themolding has a fan shaped mortise on its planar back side.
CA 2217828 1996-11-01 1997-10-09 Molding affixed with wedged divider track Abandoned CA2217828A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US74080996A 1996-11-01 1996-11-01
US08/740,809 1996-11-01

Publications (1)

Publication Number Publication Date
CA2217828A1 true CA2217828A1 (en) 1998-05-01

Family

ID=24978172

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2217828 Abandoned CA2217828A1 (en) 1996-11-01 1997-10-09 Molding affixed with wedged divider track

Country Status (5)

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EP (1) EP0839974A3 (en)
BR (1) BR9705149A (en)
CA (1) CA2217828A1 (en)
PL (1) PL322942A1 (en)
SG (1) SG50889A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110344529A (en) * 2019-07-26 2019-10-18 谭士虎 A kind of assembled laminated floor slab

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19854452B4 (en) * 1998-11-25 2007-05-31 Repac Montagetechnik Gmbh & Co. Kg Joinable rails for covering, bridging and / or bordering the edges of floor and / or wall coverings
IT1308118B1 (en) * 1999-01-15 2001-11-29 Daniele Fontana CONNECTION ELEMENT FOR FLOORS.
US6340264B1 (en) 1999-03-26 2002-01-22 Premark Rwp Holdings, Inc. Coupling assembly, connecting member and articles manufactured therefrom
US6460306B1 (en) 1999-11-08 2002-10-08 Premark Rwp Holdings, Inc. Interconnecting disengageable flooring system
LU90980B1 (en) * 2002-10-23 2004-04-26 Patrick Deumer Floor board mounting part
DE20309990U1 (en) * 2003-06-29 2003-09-04 Fiedler Karl Heinz baseboard
GB2422104B (en) * 2004-12-08 2008-08-13 Whiting Richard A An engaging assembly for a floor covering

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2996751A (en) * 1958-09-09 1961-08-22 Stanley Works Snap-on molding
DE9401798U1 (en) * 1994-01-27 1995-05-24 Decken & Wandsysteme Vertrieb Karl-Heinz Schuster GmbH, 34253 Lohfelden Connection bar for plate-shaped elements
DE9412987U1 (en) * 1994-08-11 1994-10-27 Seiß, Helmut, 85080 Gaimersheim Profile rail system for bridging joints or edges on coverings

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110344529A (en) * 2019-07-26 2019-10-18 谭士虎 A kind of assembled laminated floor slab
CN110344529B (en) * 2019-07-26 2020-11-13 易县易新装配式建筑科技有限公司 Assembled coincide floor

Also Published As

Publication number Publication date
EP0839974A3 (en) 1998-08-05
BR9705149A (en) 1999-07-20
EP0839974A2 (en) 1998-05-06
SG50889A1 (en) 1998-07-20
PL322942A1 (en) 1998-05-11

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