close

Вход

Забыли?

вход по аккаунту

?

код для вставки
Aug. 24, 1948.
|-:. A. STRATTMAN
SPIRALLY CONTRACTABLE MOP WRINGING
ATTACHMENT FOR SGRUB BUCKETS
Filed March 22, 1946
2,447,917
'
2,447,917
Patented Aug. 24, 1948
UNITED STATES. PATENT , OFFICE"
7
2,447,917
SPIRALLY CONTRACTABLE Mor WRINGING
‘ ATTACHMENT FOR SCRUB BUCKETS
Application'March
.Edwin A. Strattman,
22, 1946,
NewSerial
Orleans,
190,656,417
La. H .
'3. Claims. (01. 15-263)
.
The invention relates to mop wringers of the
‘general type disclosed in my U. S. patent applica
tion Serial No. 621,890, ?led October 12, 1945,
a
'
2
.
.
ly clamped between the bolt head I4 and. the
member l2.“ ' ' By’ having ‘the bolt’ head v1 4‘ disposed
between the sheet ends ‘I and 8, it is guarded
against contact with the mop and there is no
danger of any of the strands of said mop catch
single resilient sheet suitably curved and having
ing under said head.
its ends slidably overlapped, the outer end being
The inner end 8 of the sheet 5 is formed with
provided with means for connecting it with a
a return bend [6 providing it with ‘a vertically
bucket side wall and the inner end having means
elongated hook l1, and at the terminal of this
to be engaged by a handle-carried mop when said
mop is inserted into the sleeve and rotated, thus 10 hook, the material is preferably folded upon it
self at I8 to present a rounded edge to the mop.
causing spiral contraction of the sleeve to squeeze
in which a frusto-conical sleeve is formed from a
the mop.
When a handle-carried mop is inserted into
the sleeve 6 and simply pressed downwardly
The object of the present invention is to pro
therein, some of the water will be squeezed out of
vide a new and improved construction which is
15 said mop and in some cases, this is sui?cient.
greatly simpli?ed and may be, therefore, manu
However, for more intense squeezing, the mop is
factured at less expense and pro?tably marketed
rotated as diagrammatically illustrated in Fig.
at less cost, the e?iciency of the device being un
4. During such rotation, the mop is temporarily
impaired by the simpli?cation.
connected with the inner end of the resilient
Figure 1 of the accompanying drawing is a
perspective view showing the wringer mounted 20 sheet by means of the ?ange l1 and thus spiral
ly contracts the sleeve 6, with the result that
in the upper portion of a scrub bucket.
the
mop is eifectively squeezed. It is preferable
Figure 2 is a vertical sectional view substan
that the hook I‘! be inclined somewhat instead of
tially on line 2-—2 of Fig. 1.
being disposed in a truly vertical position (Fig. 3).
Figure 3 is a vertical sectional view on line
25 This inclination is with respect to a diametrical
3-3 of Fig. 2.
plane through the sleeve and in a direction hav
Figure 4 is a diagram showing the manner in
ing a tendency to pull the mop downwardly as it
which the sleeve is spirally contracted when the
is being rotated, and to some extent overcomes
mop is inserted and rotated.
the tendency of the mop to be forced upwardly
A preferred construction has been illustrated
and will be rather speci?cally described, with 30 by the flare or conioity of the sleeve 6 as the
latter is being contracted.
the understanding, however, that within the
From the foregoing, taken in connection with
scope of the invention as claimed, variations may
the accompanying drawing, it will be seen that
be made.
a novel and advantageous construction has been
A one-piece, resilient, perforated sheet 5, pref
provided
for attaining the desired end, and while
erably though not necessarily formed from
a preferred construction has been illustrated, at
spring steel, is curved to provide a frusto-conical
tention is again invited to the possibility of mak
sleeve 6 for disposition in the upper portion of an
ing variations within the scope of the invention
ordinary scrub bucket. The ends ‘I and 8 of the
as claimed.
sheet 5 are overlapped and slidably contact with
I claim:
each other, and the tension of said sheet is such 40
1. A mop wringer comprising a one-piece re
that when these ends occupy the relation of Figs.
silient perforated sheet curved into the form of
1 and 3, the sleeve has no tendency to either open
a frusto-conical sleeve, the ends of said sheet be
or close under the resiliency of the material.
ing overlapped and slidably contacting with each
I provide suitable means 9 for connecting the
outer end 1 of the sheet 5 with a bucket side wall 45 other to impart continuity to the side wall of said
frusto-conical sleeve, said overlapped ends of
Ill, said means preferably comprising a clamp
said resilient sheet being free from attachment
ing bolt H passing through an opening in the
to each other to permit spiral contraction of
sheet end 1, and inner and outer clamping mem
said sleeve‘ and to allow said sleeve to be self
bers l2 and I3 on said bolt to embrace the upper
end of the side wall ID. The bolt II is formed 50 expanding to normal diameter after contraction,
and means for anchoring the outer end only of
with a ?at head I 4 con?ned between the sheet
said resilient sheet to a bucket side wall to con
ends 1 and 8, and near said head, said bolt is
tractably support said frusto-conical sleeve with
preferably shouldered at l5 to abut the clamp
its larger end disposed upwardly for reception
ing member l2. Thus, the sleeve 6 may be piv
otally hung from the bolt instead of being tight 55 of a handle-carried mop, the inner end of said
3
2,447,917
4
resilient sheet having an inward return .bend
venting strands of the latter from catching un
providing it with an integral hook disposed at
der said head.
the side wall of said frusto-conical sleeve and
EDWIN A. STRA’ITMAN.
extending substantially from the upper to the
lower end of said sleeve to temporarily connect 5
REFERENCES CITED
said inner end of said resilient sheet with the
The
following
references are of record in the
mop while rotating the latter in a direction to
?le of this patent:
contract said sleeve.
2. A structure as speci?ed .in claim 1; said
UNITED STATES, PATENTS
hook being inclined rearwardly with respect to 10 Number
‘Name I
I
Date
the direction of rotation of the mop and in a di
rection to exert a downward pull on the mop
during rotation, thereby decreasing the tend
ency of the frusto-conical sleeve to force the mop
upwardly during contraction of said sleeve.
3. A structure as speci?ed in claim 1; said 15
means for connecting said outer end of said sheet
with the bucket side wall including a bolt pass
ing through said outer end of said sheet, said
bolt having a ?at head con?ned between the 20
overlapped ends of said sheet, whereby said head
is guarded against contact with the mop, pre
206,371
Vaile ___________ __ July 23, 1378
414,628
943,650
Beach _______ _‘______ Nov. 5, 1889
Callis' et a]. ______ __ Dec. 21, 1909
1,722,130
1,748,756
1,886,184
2,143,846
2,400,034
Finstad __________ __ July 23,
Cutler __________ __ Feb. 25,
Heber ____________ __ Nov. 1,
Giddings ________ __ Jan. 17,
Fouke __________ __ May 14,
1929
1930
1932
1939
1946
FOREIGN PATENTS
Number"
201,636
Country
Date
Great Britain ,_____ Aug. 3, 1923
Документ
Категория
Без категории
Просмотров
0
Размер файла
240 Кб
Теги
1/--страниц
Пожаловаться на содержимое документа