CA2202589A1 - Corner joint for window or door frame - Google Patents

Corner joint for window or door frame

Info

Publication number
CA2202589A1
CA2202589A1 CA 2202589 CA2202589A CA2202589A1 CA 2202589 A1 CA2202589 A1 CA 2202589A1 CA 2202589 CA2202589 CA 2202589 CA 2202589 A CA2202589 A CA 2202589A CA 2202589 A1 CA2202589 A1 CA 2202589A1
Authority
CA
Canada
Prior art keywords
frame member
corner
connecting means
corner joint
joint
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 2202589
Other languages
French (fr)
Inventor
Dale Ervin Fitterer
Joseph Guy Reithmeyer
Thomas Paul Coach
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.)
Andersen Corp
Original Assignee
Andersen Corp
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 Andersen Corp filed Critical Andersen Corp
Publication of CA2202589A1 publication Critical patent/CA2202589A1/en
Abandoned legal-status Critical Current

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  • Joining Of Corner Units Of Frames Or Wings (AREA)

Abstract

A corner joint for a window or door frame includes a first portion which is secured between adjacent ends of frame segments and a second portion which covers the interface or seam between the frame segments.

Description

CA 02202~89 1997-04-14 CORNER JOINT FOR WINDOW OR DOOR FRAME

Field of the Invention The present invention relates to windows and doors and in particular, to a corner joint for the frame of a window or door.

Background of the Invention Exterior windows and doors are designed with insulation, weather resistance, and aesthetics in mind.
As a result, most such products are provided with a durable outer coating, such as vinyl, metal, or paint.
However, difficulties may be encountered when attempting to coat or otherwise seal joints or seams between adjacent window frame components. In this regard, there exists a need to effectively seal or cover the corners where window frame members meet. Ideally, the resulting joint should be both weather resistant and aesthetically pleasing.

Summary of the Invention The present invention provides a method of forming a joint or corner between window frame members.
The ends of adjoining window frame members are configured to mate in desired fashion and then introduced into opposite ends of a common sleeve or corner cap. A portion of the sleeve is captured between the ends of the window frame members, which are then secured to one another. The sleeve is secured in place and covers the seam or interface between the window frame members. As a result, any small separation between the frame members, which may be caused by racking or contraction of the vinyl, for example, is not visible to the casual observer.

CA 02202~89 1997-04-14 Brief Description of the Drawing With reference to the Figures of the Drawing, wherein like numerals represent like parts and assemblies throughout the several views, Figure 1 is an exploded perspective view of a window frame joint constructed according to the principles of the present invention;
Figure 2 is an exploded exterior view of the window frame joint of Figure 1;
Figure 3 is an assembled exterior view of the window frame joint of Figure 1;
Figure 4 is a perspective view of a corner member which is part of the window frame joint of Figure l;
Figure 5 is another perspective view of the corner member of Figure 4;
Figure 6 is a top view of the corner member of Figure 4;
Figure 7 is a side view of the corner member of Figure 4; and Figure 8 is an exterior end view of the corner member of Figure 4.

Detailed Description of the Preferred Embodiment A preferred embodiment window frame joint constructed according to the principles of the present invention is designated as 101 in Figures 1-3. The exterior portion of the joint 101 is formed by a first (or side) outer frame member 110, a second (or head) frame member 170, and a corner member 150.
The remainder of the window corner 101 includes: a head jamb 211 which is made of wood and is adjacent the head frame member 170; a head liner 214 which is made of polyvinyl chloride and is secured inside the head jamb 211; an interior head stop 212 which is made of wood (or foamed PVC) and covers the CA 02202~89 l997-04-l4 interior interface between the head jamb 211 and the head liner 214; a side jamb 203 which is made of wood and is adjacent an interior facing portion of the outer frame member 110; a side liner 204 which is made of polyvinyl chloride and is secured inside the side jamb 203; and an interior side stop 205 which is made of wood (or foamed PVC) and covers the interface between the side jamb 203 and the side liner 204. The side liner 204 cooperates with a counterpart on an opposite side of the window to support a pair of window sashes within the window frame.
Both frame members 110 and 170 may be said to be elongate, and each has a uniform cross-section or profile. Both frame members 110 and 170 have a wood core encased in PVC. Generally speaking, the wood core provides structural rigidity, and the PVC coating or shell provides resistance to wear due to handling or weather.
The side frame member 110 has an outer or exposed surface 111 which includes a first surface 112 and a second surface 113. The first surface 112 may be described as facing outside (parallel to the glass component of the window), and the second surface 113 may be described as facing laterally (perpendicular to the first surface 112). The first surface 112 and the second surface 113 j oin to form a corner 114 which extends lengthwise along the side frame member 110. A
groove 115 in the second surface 113 extends lengthwise along the side frame member 110 and divides the second surface 113 into a relatively exterior portion 116 and a relatively interior portion 117. The groove 115 iS
sized and configured to receive a nailing flange 181.
The side frame member 110 terminates in an upper end 118 which is cut or mitered at an angle of forty-five degrees relative to the longitudinal axis of the frame member 110 (and both of the surfaces 112 and CA 02202~89 1997-04-14 113). A hole 119 is formed through the relatively exterior portion 116 of the second surface 113, proximate the groove 115 and extending through the mitered end 118.
The head frame member 170 is similar in many respects to the side frame member 110. The head frame member 170 likewise has an outer or exposed surface 171 which includes a first surface 172 and a second surface 173. The first surface 172 may be described as facing outside (parallel to the glass component of the window), and the second surface 173 may be described as facing upward (perpendicular to the first surface 172 and the glass component of the window). The first surface 172 and the second surface 173 join to form a corner 174 which extends lengthwise along the head frame member 170. A groove 175 in the second surface 173 extends lengthwise along the head frame member 170 and divides the second surface 173 into a relatively exterior portion 176 and a relatively interior portion 177.
The head frame member 170 terminates in an end 178 which is cut or mitered at an angle of forty-five degrees relative to the longitudinal axis of the frame member 170 (and the surface 172). A hole 179 is formed through the relatively exterior portion 176 of the second surface 173, proximate the groove 175 and extending through the mitered end 178.
The corner member 150 is shown in greater detail in Figures 4-8. The corner member 150 is a piece of injection molded plastic. The corner member 150 includes a first portion 151 which is substantially planar; a second portion 152 which is substantially planar; a third portion 153 which is substantially planar and a mirror image of the second portion 152; a fourth portion 154 which is substantially planar; a fifth portion 155 which is substantially planar and a mirror image of the fourth portion 154; and may CA 02202~89 1997-04-14 optionally include a sixth portion 156 which is substantially planar; and a seventh portion 157 which is substantially planar and a mirror image of the sixth portion 156. In other words, the corner member 150 may be described as symmetrical relative to the first portion 151.
The first portion 151 of the corner member 150 is sized and configured to overlie substantially all of each mitered end 118 and 178. A first slot 161 is formed in the first portion 151 to allow a fastener (not shown) extending through the hole 179 in the head frame member 170 to enter into the wood core of the side frame member 110. A second slot 162 is formed in the first portion 151 to allow a fastener (not shown) extending through the hole 119 in the side frame member 110 to enter into the wood core of the head frame member 170.
Additional openings 163 and 164 are formed through the first portion 151 to further facilitate spreading of a sealant to both sides of the first portion 151.
Optional holes 165 and 166 are formed through the first portion 151, proximate the relatively interior portion thereof, to receive the legs of a staple which may be used to hold the corner member 150 in place during assembly. An optional depression 167 in each side of the first portion 151 surrounds the holes 165 and 166 to provide clearance for the head of the staple.
The second portion 152 of the corner member 150 and the third portion 153 of the corner member 150 cooperate to form a substantially V-shaped segment having an outwardly directed vertex or corner. The angle defined thereby is slightly less than ninety degrees when the corner member 150 is unstressed. The second portion 152 is slightly longer than the relatively exterior surface 116 on the side frame member 110 and overlies a distal portion thereof when the joint 101 is assembled. Similarly, the third portion 153 is CA 02202~89 1997-04-14 slightly longer than the relatively exterior surface 176 on the head frame member 170 and overlies a distal portion thereof when the joint 101 is assembled. In other words, the second portion 152 and the third portion 153 cooperate to cover or, together with a sealant, to seal the seam or interface between the relatively exterior surfaces 116 and 176. The very tips of these surfaces 116 and 176 may require trimming so as not to interfere with one another and/or the fillet at the juncture between the second portion 152 and the third portion 153.
The fourth portion 154 of the corner member 150 and the fifth portion 155 of the corner member 150 cooperate to form a substantially planar segment which extends substantially perpendicularly between a relatively exterior end of the first portion 151 and relatively exterior ends of the second portion 152 and the third portion 153. In other words, the fourth portion 154 and the fifth portion 155 interconnect the first portion 151 and the second and third portions 152 and 153, and cooperate to close off the relatively exterior end of the V-shaped segment defined by the second portion 152 and the third portion 153.
The fourth portion 154 is substantially trapezoidal in shape, with the longer parallel side thereof adjoining the fifth portion 155. The longer parallel side is approximately as long as the mitered edge of the first surface 112 on the side frame member 110, and the fourth portion 154 overlies a distal portion thereof when the joint 101 is assembled.
Similarly, the fifth portion 155 is substantially trapezoidal in shape, with the longer parallel side thereof adjoining the fourth portion 154. The longer parallel side is approximately as long as the mitered edge of the first surface 172 on the head frame member 170, and the fifth portion 155 overlies a distal portion CA 02202~89 1997-04-14 thereof when the joint 101 is assembled. In other words, the fourth portion 154 and the fifth portion 155 cooperate to cover or (together with a sealant) to seal the seam or interface between the surfaces 112 and 172.
The optional sixth portion 156 of the corner member 150 and the optional seventh portion 157 of the corner member 150 cooperate to form a substantially planar segment which extends substantially perpendicularly between an intermediate portion of the first portion 151 and relatively interior ends of the second portion 152 and the third portion 153. In other words, the sixth portion 156 and the seventh portion 157 interconnect the first portion 151 and the second and third portions 152 and 153, and cooperate to close off the relatively interior end of the V-shaped segment defined by the second portion 152 and the third portion 153.
The sixth portion 156 is substantially trapezoidal in shape, with the longer parallel side thereof adjoining the seventh portion 157. The longer parallel side is approximately as long as the depth of the groove 119 on the side frame member 110, and the sixth portion 156 is received within the groove 115 and overlies its sidewall when the joint 101 is assembled.
Similarly, the seventh portion 157 is substantially trapezoidal in shape, with the longer parallel side thereof adjoining the sixth portion 156. The longer parallel side is approximately as long as the depth of the groove 179 on the head frame member 170, and the seventh portion 157 is received within the groove 179 and overlies its sidewall when the joint 101 is assembled. In other words, the sixth portion 156 and the seventh portion 157 cooperate to cover or (together with a sealant) to seal the seam or interface between the sidewalls of the grooves 115 and 175.

CA 02202~89 1997-04-14 The sixth portion 156 and the seventh portion 157 also function to discourage exterior movement of the corner member 150 relative to the frame members 110 and 170. In similar fashion, the fourth portion 154 and the fifth portion 155 may be seen to discourage interior movement of the corner member 150 relative to the frame members 110 and 170.
The joint 101 is assembled by first mitering the ends of frame members 110 and 170 and forming respective holes 119 and 179 therein. A sealant is then disposed on one of the mitered ends 118 or 178, and the corner member 150 is moved into place, with the first portion 151 overlying the mitered cut and, if applicable, with one of the portions 156 and 157 in a respective groove 115 or 175. If the sealant is insufficient to hold the corner member 150 in place, then a staple may be used in the manner suggested above.
Additional sealant may be applied to the exposed side of the first portion 151 prior to inserting the mitered end 118 or 178 of the other frame member 110 or 170 into the corner member 150. As used herein, the term "sealant" is intended to include any material having the adhesive and cohesive properties needed to form a seal in a joint. Examples of suitable sealants include (but are not limited to) polyurethane adhesive, silicone sealant, and poly-vinyl acetate emulsions.
The fasteners are then driven through the holes 119 and 179 to secure the joint 101 together.
Additional structure on the frame members 110 and 170 facilitates connection to additional, relatively interior frame components, as well as the wall of a building or other structure.
From the foregoing description, the portions 152-155, alone or together with the portions 156-157 of the corner member 150 may be seen to function as a covering means for covering interfaces or seams between CA 02202~89 1997-04-14 surfaces on the frame members 110 and 170, and the first portion 151 may be seen as a securing means for securing the covering means to the frame members 110 and 170.
Although described with reference to specific embodiments and applications, the scope of the present invention is limited only to the extent of the claims which follow.

Claims (23)

1. A corner joint for a window or door, comprising:
a first frame member having an outer surface and a mitered end;
a second frame member having an outer surface and a mitered end;
a corner member having a first portion secured between the mitered end of the first frame member and the mitered end of the second frame member, a second portion overlying the outer surface of the first frame member, and a third portion overlying the outer surface of the second frame member.
2. The corner joint of claim 1, wherein the outer surface of each frame member is separated into a relatively exterior portion and a relatively interior portion, and the second portion of the corner member overlies the relatively exterior portion of the first frame member, and the third portion of the corner member overlies the relatively exterior portion of the second frame member.
3. The corner joint of claim 2, wherein a groove in each frame member separates the relatively exterior portion and the relatively interior portion, and the corner member includes a first flange disposed within the groove on the first frame member, and a second flange disposed within the groove on the second frame member.
4. The corner joint of claim 3, wherein the first flange and the second flange are co-planar and perpendicular to planes defined by the first portion of the corner member, the second portion of the corner member, and the third portion of the corner member.
5. The corner joint of claim 2, wherein the first portion of the corner member underlies both portions of the outer surface on the first frame member and both portions of the outer surface on the second frame member.
6. The corner joint of claim 1, wherein each frame member has a longitudinal axis, and a plane defined by the outer surface of the first frame member intersects a plane defined by the outer surface of the second frame member to define a line which extends perpendicular to the longitudinal axis of each frame member.
7. The corner joint of claim 1, wherein the outer surface of the first frame member is co-planar with the outer surface of the second frame member.
8. The corner joint of claim 1, wherein a hole is formed through the first portion of the corner member, and a sealant is placed in fluid communication with opposite sides thereof.
9. The corner joint of claim 1, wherein a hole is formed through the first portion of the corner member, and a rigid fastener extends through the hole and interconnects the first frame member and the second frame member.
10. The corner joint of claim 1, wherein a sealant is disposed between the corner member and the mitered end of the first frame member and between the corner member and the mitered end of the second frame member.
11. The corner joint of claim 1, wherein when the corner member is unstressed, the second portion and the third portion define an angle of less than ninety degrees therebetween.
12. The corner joint of claim 11, wherein the first frame member and the second frame member define an angle of approximately 90 degrees therebetween.
13. The corner joint of claim 1, wherein the first portion of the corner member defines a first angle with the second portion of the corner member, and the first portion of the corner member defines a second, equal angle with the third portion of the corner member.
14. A framed glass assembly having a weather resistant exterior, comprising:
a glass component;
a first frame member disposed about a first portion of the glass component, the first frame member having an exposed surface including a first surface and a second surface which meet to define a corner extending lengthwise along the first frame member;
a second frame member disposed about a second, discrete portion of the glass component, the second frame member having an exposed surface including a first surface and a second surface which meet to define a corner extending lengthwise along the second frame member; and a connecting means for connecting an end of the first frame member to an end of the second frame manner, wherein the connecting means includes a first portion disposed between portions of the first frame member and the second frame member, a second portion overlying the first surface on the first frame member, a third portion overlying the first surface on the second frame member, a fourth portion overlying the second surface on the first frame member, and a fifth portion overlying the second surface on the second frame member.
15. The framed glass assembly of claim 14, wherein the second portion of the connecting means and the third portion of the connecting means cooperate to cover an interface between the first surface on the first frame member and the first surface on the second frame member.
16. The framed glass assembly of claim 15, wherein the fourth portion of the connecting means and the fifth portion of the connecting means cooperate to cover an interface between the second surface on the first frame member and the second surface on the second frame member.
17. The framed glass assembly of claim 16, wherein the second portion of the connecting means and the third portion of the connecting means extend substantially perpendicular to one another, and the fourth portion of the connecting means and the fifth portion of the connecting means are substantially co-planar and extend substantially perpendicular to the second portion and the third portion.
18. The framed glass assembly of claim 16, wherein the connecting means is molded plastic, and the second portion, the third portion, the fourth portion, and the fifth portion share a common corner.
19. The framed glass assembly of claim 14, wherein a groove is formed in the first surface on each frame member and extends parallel to a respective corner, and the connecting means further includes a sixth portion disposed within the groove on the first frame member and a seventh portion disposed within the groove on the second frame member.
20. The framed glass assembly of claim 19, wherein the sixth portion of the connecting means and the seventh portion of the connecting means are substantially co-planar, and the fourth portion of the connecting means and the fifth portion of the connecting means are substantially co-planar and extend substantially parallel to the sixth portion and the seventh portion.
21. The framed glass assembly of claim 20, wherein the second portion of the connecting means and the third portion of the connecting means extend substantially perpendicularly from the fourth portion of the connecting means and the fifth portion of the connecting means to the sixth portion of the connecting means and the seventh portion of the connecting means.
22. A corner joint for a window or door, comprising:
a first frame member having an outer surface and a mitered end;
a second frame member having an outer surface and a mitered end;
a covering means for covering a seam between the outer surface of the first frame member and the outer surface of the second frame member when the mitered end of the first frame member is proximate and facing toward the mitered end of the second frame member; and a securing means, disposed between the mitered end of the first frame member and the mitered end of the second frame member, for securing the covering means to the first frame member and the second frame member.
23. The corner joint of claim 22, wherein the covering means and the securing means are integrally molded to one another.
CA 2202589 1996-05-17 1997-04-14 Corner joint for window or door frame Abandoned CA2202589A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US64949596A 1996-05-17 1996-05-17
US08/649,495 1996-05-17

Publications (1)

Publication Number Publication Date
CA2202589A1 true CA2202589A1 (en) 1997-11-17

Family

ID=24605034

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2202589 Abandoned CA2202589A1 (en) 1996-05-17 1997-04-14 Corner joint for window or door frame

Country Status (1)

Country Link
CA (1) CA2202589A1 (en)

Also Published As

Publication number Publication date
MX9703630A (en) 1998-06-28

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