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Патент USA US3100325

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Aug. 13, 1963
A. w. FREDERICK
3,100,320
INTERIOR TRIM FOR WINDOWS
Filed March 20, 1961
2 Sheets-Sheet l
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2.
Aug. 13, 1963
A. W. FREDERICK
3,100,320
INTERIOR TRIM FOR WINDOWS
Filed March 20, 1961
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2 Sheets-Sheet 2
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ATTORNEYS
United States Patent O ””ÍCC
3,100,320
Patented Aug. 13, 1963
1
2
3,100,320
spect to a horizontal plane normal to the face plane of the
wall 113 through which the window opens.
INTERIOR TRIM FOR WINDOWS
Albert W. Frederick, % The Lumberman’s Door & Trim
Co., R0. Box 107, Bedford, Ohio
Filed Mar. 20, 1961, Ser. No. 96,916
2 Claims. (Cl. Ztl-11)
The facing trim members of the one-piece interior trim
comprise two jamb members 21 and Z2 joined at their
tops `by a lintel member 23 yand at their bottom by an
apron §24. Tlhe corner joints between the facing trim
members preferably comprise mitered joints as shown in
This invention relates to preassembled or one-piece in
'FIGURE 3. These joints may be fastened by wood
terior trim for finishing windows of double-hung or other
screws (not shown). The reverse sides of the facing
rtypes wherein as is conventional construction practice, 10 trim members 21-24 lie in ,a plane A (see FIGURE 2)
frame members bottomed by an outwardly sloping sill are
which in .the mounted condition is the face plane of the
provided for the reception `of the working portion of the
wall 13.
window, the frame members requiring an inside finish
Each of the facing trim members has its own stop mem
or trim in order to dress the appearanceof the window face
ber. Thus the stop members 31-34 are associated re~
as it is viewed ñrom the interior of the building, and par 15 spectively with the facing tnim members 21-24 and may
ticularly to cover unsightly joints and cracks between the
be joined thereto by staples «(not shown). The corner
wall and the Iwindow frame.
joints between the 'stop members need not be mitered.
Interior trim is usually fabricated on the job although
These corners are joined by suitable fastening means such
from time to time preassembled or one-piece interior
as nails or staples (not shown). A typical cross-section
trim frames have been marketed by lumber companies 20 of the stop members 31~-33 is shown in FIGURE 5.
and similar building trade outlets. However, such one
The outside edge remote from the `associated facing trim
piece interior trim structures have had disadvantages of
member is slightly relieved `or rounded as shown »at 37
high manufacturing cost, poor adaptability to the wide di
in FIGURE 5 in order Ito ease the insertion ‘of the stop
mensional tolerances inherent in rough carpentry, and in
members within the window frame proper.
convenience and therefore high labor cost of field installa 25
The sill stop `or stool 34 has a bottom Iface 35 which
tion. Since the great :appeal of preassembled trim is the
lies in =a plane which inclines downwardly from the lower
expectation of reduced costs, without reduced quality, the
front edge to lower rear edge of this stop member. The
above disadvantages are significant.
slope of the plane in which the bottom face v35 lies is
The present invention overcomes these disadvantages of
slightly greater than the slope of the sill 12. If the sill f
prior one-piece window interior trim. The invention pro 30 I2 has a slope of say 14° then 4the bottom face 3S may
vides a one-piece interior trim which can be very con
have a slope of say 16° with respect toa horizontal plane
veniently installed in the field and which assures an ade
normal to the face plane of the moun-ting wall 1-3.
quate fit in installed position despite the variations in
The outer side faces of the stop members 31 and 32
framing-in dimensions which are encountered in field
and the top face of the stop member 33 lie in planes nor
carpentry.
35 mal to the face plane of -the mounting wall I3.
The invention contemplates providing -a trim frame
According to one important aspect of the invention,
including -a -sill stop or stool having a sloped lower face
weatherstripping is provided in the bottom face 35 of the
related in a certain way to .the sill of the window frame
sill stop or stool 34.
A saw-cut such as the lsaw-cut »36
and to the other dimensions of the one-piece window trim
shown in FIGURE 6 extends into the bottom face 35
itself. In one important aspect, weatherstripping is com 40 and extends along the length of the stool 34. Weather
bined with the stool. These features are more particularly
stripping '39 is received in the `saw-cut and protrudes below
described below.
the bottom face 3S as shown in the drawings and particu
The objects, advantages, and features of the invention
larly FIGURES 4 and 6. >Preferably the weatherstripping
will be more readily »apparent from the following eX
is `of the yso-called snap-in type, `as illustrated.
'
emplary description of one embodiment of the invention. 45
When the one-pie-ce trim is installed as illustrated inY
In the drawings:
.
FIGURE l is a vertical section through a typical win
the sequence from FIGURE 2 to FIGURE 1 and `also as
illustrated -in the sequence from the phantom views to the
solid line views of »the trim elements in FIGURE 4, the
sill stop or stool 34 is first inserted with the lintel trim 23
dow and window frame together with adjacent wall struc
ture and showing a one-piece window interior trim in in
stalled condition.
50 and associated stop 33 spaced `slightly outwardly from
FIGURE 2 is -a view similar to FIGURE l vbut with
the window frame as `shown in FIGURE 2. Then when
much of the window and wall structure removed and
the lintel elements 23 :and 33 are forced home, the one
piece trim assembly pivots or ‘hinges on the relatively low
showing the one-piece window interior trim of FIGURE 1
rear edge of the face 3S of the sill `stop 34, this rear edge
in the process of being installed. Also the one-piece in
terior trim itself is not shown in section, as it is in FIG 55 being hingedly supported on the sill 12. During such
lhinging and `as the lintel element-s 23 and 3-3 approach their
URE 1.
fully seated position, 4the lintel stop element 33 rises to
FIGURE 3 isa fragmentary front elevation of the trim
finally lseat snugly Vagainst the top window frame element
shown in FIGURES 1 and 2.
v
10 -as perhaps most clearly illustrated in FIGURE 4.
FIGURE 4 is a fragmentary sectional view illustrating
The 'screws 41 (see FIGURE l) are provided which
60
portions of FIGURE l on an enlarged scale.
are only started into screw holes I42 (see FIGURE 2)
FIGURE 5 illustrates »a cross-section which is typical
formed toward the .top and bottom of each of the stop
of the stops associated with the lintel and jamb members
members 31 »and 32. When the trim assembly is in in
of the illustrated trim.
stalled position, the :screws 41 lare turned down -to fasten
FIGURE 6 is a cross-section of the sill stop or stool
the trim to 4the frame.
_
65
of the illustrated trim.
It is not intended to restrict the invention to structures
The typical `window cross-‘section lshown in FIGURE 1
which lare `slavish imitations of each and every `detail of the .
includes window frame »structure comprising a top frame
above disclosure.
member 10 and side frame members v11. Only one of the
What is claimed is:
side frame members 11 may be seen in FIGURE l. The 70
l. One-piece window interior trim for a window frame
window frame structure lalso comprises `a sill 12. extending
having la sill lextending outwardly downwardly at a given
outwardly downwardly at a given slope, say 14°, with re
slope with respect »to a horizontal plane normal to the
3,100,320
4
having asill extending outwardly downwardly ata given
face~ plane ofj-the -wall through which said window opens,
said one-piece interior trim comprising facing trim mem
bers including two jam-b'members joined at their tops
slope with respect to a horizontal plane normal to the
face plane'of the wall through which said window opens,
said one-piece interior ltrim comprising facing trim mem~
bers including two jamb members joined at their tops by
by a lintel member and at‘ltheir bottoms by an. apron,
the reverse sides of said facing »trim`members lying in
a lintel Imember and at their bottoms by an apron, each of
- a plane which in the mounted condition is the face planeV
Y of the mounting wall, each >of said facing trim members
said facing trim members «having its Áown stop member,
each of said stop members extending along the reverse
side of its associated facing trim member adjacent the in
having its own stop member, each of said stop members
extending alongv the reverse side of its associatedY facing
tri-m member «adjacent the inner edge thereof, .the Vstop 10 ner edge thereof, lthe stop member associated with said
member 'associated with said apron comprising al stool hav
ing a bottom face which lies in a plane which inclines
apron comprising a stool having a bottom face which
llies in a plane lwhich inclines downwardly -Írom the lower
downwardly from the Vlower «front edge to therlower rear
' front> edge to the lower rear edgeof saidïstoolïatV a slope
edge ofsaid stool at a lslopewlzlich, with respect -to ahori
zontal plane norm-al ‘to the face plane of the mounting
15 face plane of the mounting iwall, is slightly greater than
wall, is slightly greater thanr said given slope, the top face
which, with respect -to a horizontal plane normal to the
of the stop member associated with s-aid lintel member
and the'outer side'faces of the stop members associated
with said iamb members lying in planes normal to said
face plane, Va saw-cut extending partly into said bottom face 20
betweenl said lower front edge and said lower rear edge Y
and extending alongthe length of said stool, and weather
strip received in said saw-cut and protruding below said
said given slope, a saw-cut extending partly into said bot
tom face between said lower front edge and said lower
rear edge and extendingV along the length of said stool,
land weatherstrip received in said saw-cut and protruding
below said bottom face.
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References Cited in thev file of this patent
UNITEDl STATES PATENTS f
1,899,330
Hortman ____ _i ______ __ Feb. 23, 1933
2. One-piece window interior trim for a window frame 25 i 2,666,234
VLester ___` _______ __'______ Ian. 19, 1954
bot-tom face.
Y
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