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Патент USA US3087203

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April 30, 1963 ‘
z. RUCHIN
"
3,087,194
WINDOW REPLACEMENT UNIT
Filed Dec. 9, 1960
'
3 Sheets-Sheet 1
Zon _ RuChin
Inventor
vE3)’
A’r’rorney
April 30, 1963
_z. RUCHIN
3,087,194
WINDOW REPLACEMENT L-INIT
Filed Dec. 9, 1960
's Sheets-Sheet 2
Zn n- Rfuchin
Inventor
By
Attorney
April 30, 1963
2. RUCHIN
3,087,194 ‘
WINDOW REPLACEMENT UNIT
Filed Dec. 9, 1960
3 Sheets-Sheet 3
27a
Zon Ruchin
Inventor
By
Attorney
United States Patent 0
3,687,194
Patented Apr. 30, 1963
2
1
.
er‘
. ICQ
front, or inner channel 6, is provided with a ?ange 7 par
tial-ly closing the channel opening. It will be noted that
3,087,194
WINDOW REPLACEMENT UNIT
forwardly projecting ?ange ‘7a. extends laterally a little
Zan Ruchin, 5 E. 41st St., Bayonne, NJ.
Filed Dec. 9, 1960, Ser. No. 74,902
v1 Claim. (Cl. 16-197)
more towards the sash Sa, FIGURE 3, than edge 8a
of channel side 8, thereby allowing lip 9a of weather
stripping 9 attached to side Sb of sash Sa to clear edge
8a and seal against flange 7a. Thus, as sash Sa is swung
This invention relates to a window unit which is de
signed to be inserted into av window frame as a replace
ment‘for a window to be removed. More speci?cally,
out on pivoting angle member 15, FIGURE 5, weather
stripping 9 of sash Sb clears channel edge 8a. The inner
it deals with a window replacement unit in which the 10 space 6 of channel C, FIGURE-4, is utilized for housing
the balancing spring assembly unit, FIGURE 8, and
sashes may be tilted inwardly out of the unit to provide
clutch member '13,’ FIGURES 4 and 7, to which sash
ready access thereto for cleaning, glazing, and the like.
S is pivotally attached, as already outlined.
Further features include novel balancing sash carriers,
i _ Inner channel 6, ‘FIGURE 4, is attached by means of
sash guides, and other window members.
vThe replacement of old or damaged windows is, gen 15 connecting strip 7 to outer channel 12 also carrying
a ?ange 11 which partially closes the channel and extends
erally, a tedious undertaking, involving the ?tting into
laterally towards sash S, lFIGURE 3, farther than the
the frame of awindow of the type being replaced. If
forward channel edge 7b so as to enable ‘lip 9b of weather
new features are to be adapted, such as replacement of
stripping 9 of sash S to form a seal and to allow sash
sash ‘balances for ‘sash weights, and the like, a major
“surgery? project is involved with respect to the frame. 20 ‘S to be pivoted and clear the rest of the multichannel
unit C. Channel 12 serves also to house a spring sash
By “means of .the present invention, a superior window '
balancing unit, ‘FIGURE 8, and clutch member 13,
and sashebala'ncing device. may be substituted simply by
FIGURES 4 and 7, to which sash S is pivotally attached
removing the inner molding and inserting the unit of the
present invention into the space formerly occupied by
the old window sash. The old sash weight housing and
‘other appurtenances need not be disturbed in the opera
tion, and a superior installation is possible in the matter
of a few minutes.
in the same manner as is sash Sa.
25
Guide locks 5, FIGURES 1, 2, and 6, attached to the
upper edges of sash members S and Sa, respectively, com
prise a housing holding spring-loaded pins riding in the
channel hon-sings, ‘6 and 12, respectively, C, FIGURE 4.
When the window panes are to be cleaned, for example,
The invention will be more readily understood by
reference to the accompanying drawings. FIGURE 1 30 pin heads 5b are pulled back, thereby freeing the pins
from engagement with the channel edges, and the sashes
illustrates a front (inside) view of a preferred embodi
then may be pivoted inwardly, as in FIGURE 6, since
ment of a replacement window unit. A cross-sectional
they swing on their respective pivots, 15. After clean
side view thereof, taken through the vertical center of
ing, the sashes may be pivoted back into place and pins
FIGURE 1, is presented in FIGURE 2. FIGURE 4
5 snapped back into their respective channels. As shown
35
presents an isometric view of a side channel ‘guide with
in FIGURE 2, pin housing 5 on upper sash Sa is con
a clutch member in place, while ‘FIGURE 7 ‘depicts an
cealed behind a small wooden strip 16 which serves as a
isometric view of the clutch attached to the bottom of
weather
stripping means. It will be noted, also, that
the sash. This attachment serves also as a center around
bottom I4, FIGURE 2, of the window unit is preferably
which the sash is pivoted out. The side channel guide
made of sheet aluminum, and is provided with a draining
serves also to house the spring sash balancing unit, a
angle so that it ?ts snugly when ?tted into a frame.
cutaway side view of which is illustrated in FIGURE 8.
The clutch and bracket assembly, FIGURE 7, is com
FIGURES 3 and 5 are cross-sectional views of the side
posed of a strip of aluminum 13, bent into an inverted V
channel guides, with most of the sashes cut away. FIG
URE 3 is a section cut horizontally through the channel 45 shape. On its outer edges are cemented strips of a lami
hated plastic 17, such as Formica, to provide smooth
and bottom of the clutch, looking down, with the lower
riding within channels adapted for this type of clutch.
sash pivoted out. FIGURE 5 is a section cut horizon
To produce changes in tension, screw 18 carries a spring
tally through the channel but with the clutch left intact,
20 which is forced against the inner wall of the clutch.
looking up and with the lower sash replaced. A cross
Turning the nut 19 changes the tension on the spring.
sectional side view of the replacement window unit with
Washer 21 is interposed between nut 19 and spring 20.
sashes pivoted out and clutches ‘and spring balancing
The clutch is attached to the bottom of a sash S on
units in place in the channel guides is shown in FIG
its outer edge by means of a bracket 22 and held in
URE 6. Similar numerals refer to similar parts in the
place with a screw 23 passing through a washer ‘24. The
various ?gures.
bracket is attached to the bottom of the clutch, bent
FIGURES 3 and 5 are, to all intents and purposes,
identical, though mirror images of each other, except 0 at right angles to receive it, by means of a rivet 25.
The spring assembly, which is the heart of the balanc~
that FIGURE 3 is a cross-section viewed from above, and
ing
unit, is comprised generally of two coiled springs
FIGURE 5 is a cross-section viewed from below, through
and two tubes, each riding alternately within the other.
different sections of the clutch. Also, in FIGURE 3, the
The outer tube 26 carries within itself a coiled spring
sash Sa is shown pivoted out, and in FIGURE 5, sash
27, the upper terminal of which ends in a loop 27a which
Sb is shown snapped back into position in the unit.
is engaged by a screw 28 passing through the upper ter
Allusions may be made, intermittently, to- either ?gure,
minus of tube 26. The lower end of spring 27 is clamped
depending on which is expected to yield a clearer image
tightly about a short collar 29‘, which is in turn clamped
in the mind of the reader.
tightly about an inner tube 30. This tube extends up to
Referring again to the drawings, the window replace
within a short distance of the top of spring 27. Within
ment unit is designated generally as numeral 10, the top
tube 30 rides another spring 31, the upper end of which,
section as 2, the sides as 3, and the bottom as 4, all of
31a, is booked through a hole in the upper end of tube
which are attached to each other by screws, shown at
the top, only, as 1. All the above elements are made of
36. The lower end of spring 31 protrudes through tube
30 and ends in a hook 31b, and passes through two holes
70
aluminum.
bored in the upper curve of clutch 13. The clutch and
Channel member '0, FIGURE 4, comprises a multi
bracket assembly FIGURE 7, and spring assembly FIG
channel extrusion, preferably of aluminum, wherein the
3,087,194
3
URE 8 comprise the balancing unit which keeps the
sash suspended at any position in the window replace
ment unit. The tubes and collar of the spring assembly
are best constructed of brass and the springs of hard
drawn steel wire.
'
’
4
I claim:
A spring-loaded balancing sash unit comprising a tube
within which a coiled spring is suspended, at its upper
end, by a screw passing through the upper end of the
tube, and clamped at its lower end to a narrower tube
The action of the spring balancing unit may be likened
passing through said spring, by means of a collar, the
to the action of a pulley. When sash S is pulled down,
top of the latter tube being attached to another coiled
the clutch and bracket assembly FIGURE 7, draws down
spring of lesser diameter passing through it, and hooked
spring 31 which is attached ‘at 31a to the top of tube 30
to its upper end, and terminating in a hook at its lower
and pulls it ‘down. Tube 30, attached to the bottom of 10 end which is attached to the upper end of an inverted
spring 27 by means of collar 29, pulls down spring 27
V clutch, said clutch being properly tensioned by a spring
which is anchored at its upper end around screw 28 Which
within its upper section, and having plastic strips cemented
is attached to the top of tube 26'. The complete spring
to its outer surfaces, and is adapted to be attached at its
assembly is screwed into place by means of screw 28
right-angled end to the bottom and outer edge of a sash
to the top of the channel and into the .frame ?tted to 15 ‘by means of a bracket assembly.
receive the window replacement unit. The use of this
References Cited in the ?le of this patent
spring balance, in conjunction with the clutch assembly,
UNITED STATES PATENTS
results in smooth action, requiring little e?ort to manipu
2,041,646
Larson ______________ __ May 19, 1936
late the sashes.
The above description is presented as an embodiment 20
of the invention. Component elements, therein, may be
substituted by other elements which may perform sub
stantially ‘similar functions. These elements may now
be in use or previously invented but may be considered 25
as ‘being within the scope of the appended claim.
2,101,577
2,372,634
2,613,093
2,743,127
2,831,220
2,865,061
2,885,725
Gossen ______________ __ Dec. 7,
Breitenbach et a1. _____ __ Mar. 27,
~F0resman ______________ ‘_ Oct. 7,
Amy _______________ __ Apr. 24,
Nuebel ______________ __ Apr. 22,
Kunkel ______________ __ Dec. 23,
Glass _______________ __ May 12,
1937
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