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Патент USA US3037243

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June 5, 1962
3,037,229
H. A. ANDERSON
SELF-WRINGING MOP
Filed Nov. 3, 1958
INVENTOR.
#award/4. Ande/.fm
BY
'3,037,229
?Patent
Patented June 5, 1962
1
2
3,037,229
of synthetic cellular or sponge-like material and has
upwardly diverging Work faces 7 and downwardly di
SELF-WRINGING MOP
verging support engaging surfaces 8, which supportedly
Howard A. Anderson, Pittsburgh, Pa., assigner to Bissell
Inc., a corporation of Michigan
Filed Nov. 3, 1958, Ser. No. 771,573
10 Claims. (Cl. 1S-119)
engage the holder member flanges 3 when the cleaning
element is in projected position as is shown in FIGS. l
and 3. This mop element 6 has side members 9 be
tween its upwardly and downwardly diverging surfaces.
This invention relates to mops and like hand manipu
These configurations serve several purposes among them
lated cleaning implements. The main objects of this in
being to provide a substantial body of the sponge-like
vention are,
or cellular material to provide two work faces which are
‘
First, to provide a mop including a mop element of
angularly disposed so that they may be presented flat
water absorbing sponge-like material desirably synthetic
wise to a surface being cleaned with the handle inclined
as is normally the case in use, as illustrated in FIG. 1.
material, which may be readily projected to work or use
position in which position it is effectively supported or
The inclined top surfaces 8 supportedly engaging the
curved ñanges 3 effectively support the mop element
against the work thrust surfaces, and they also minimize
retracted to wring or squeeze the water therefrom.
Second, to provide a cleaning device of this type which
is light in weight and easily manipulated, and at the
the tearing stresses or strains as the mop element is re'
same time one in which the cleaning element is supported
tracted into wringing position, as shown in FIG. 2. Fur
so as to minimize reading stresses thereon.
ther, and a very important factor or feature, is that as
Third, to provide a cleaning element of this type which 20 the mop element is retracted the squeezing or wringing
permits ready removal or changing of the cleaning ele
stress forces the water from the mop element through
ment as occasion may require.
its faces which are at all times exposed, that is, the Work
Fourth, to providel a cleaning implement having these
faces of the mop are not clamped together but are in
advantages in which the cleaning element is provided with
outwardly diverging relation throughout the wringing op
diverging faces which facilitate the manipulation of the 25 eration.
mop over the surface to be cleaned by means of an elon
The curving of the ñanges 3 minimizes both the manual
gated handle.
effort and the tearing stress or rupturing stre-ss on the
Fifth, to provide a structure having these several ad
mop element which is supported in its projected use
vantages in which the parts may be economically produced
position by the head member ñanges 3 and the support
and assembled.
30 ing bar 10 which is engaged in the central vertical slo-t
Gbjects relating to details and economies of the in
11 opening at the apex or juncture of the work faces 7.
vention will appear from the description to follow. The
The shank 12 is threaded at 13 for engagement with
invention is defined and pointed out in the claims.
the internally threaded nut 14 ñxedly secured in the inner
A preferred embodiment of the invention is illustrated
in the accompanying drawing, in which:
end of the outer handle member 5. The handle mem
bers are in frictional sliding engagement so that the im
FIG. l is a perspective View of a cleaning implement
embodying my invention with the mop or cleaning ele
plement may be manipulated over a surface by the
operator grasping the outer handle member. However,
ment in projected position.
FIG. 2 is a sidey elevational view with the parts in
cleaning element wringing position.
in use position the inward thrust on the outer handle
member is sustained by the stop 15, see use position in
40 FIG. 1 and wringing position in FIG. 2. With this
FIG. 3 is an enlarged fragmentary end elevational view
with the cleaning or mop element in projected use posi
tion.
FIG. 4 is an enlarged fragmentary view mainly in sec
tion on a line corresponding to line 4_4 of FIG. 3.
arrangement, the parts may be quickly assembled with
out the necessity of using tools, and the mop element
may be released for replacement or renewal as occasion
may require.
FlG. 5 is a fragmentary View in section on a line cor
element into wringing position. After wringing, it is only
responding-to line 5--5 of FIG. 3, illustrating the re
lationship of the handle members to each other and the
necessary to move the handle members 4in opposite direc
tion to use position.
head member.
FIG. 6 is an enlarged fragmentary view with the mop
element in partially retracted wringing position on a line
corresponding to line 6_6 of FIG. 4.
FIG. 7 is a perspective view of the mop element sup
As stated, the forming of the mop element with down
wardly converging faces not only greatly facilitates its
use, but facilitates the wringing of the mop as the faces
of the mop are never brought into overlapping posi
porting bar.
FIG. 8 is a perspective view of the mop element.
The embodiment of my invention illustrated is pri
marily designed for use as a mop, but it may be used for
cleaning windows and various other surfaces. It com
prises a head member-designated generally by the nu
To wring the mop element the operator
grasps the inner handle member and pulls on the outer
handle member or extends the handle to draw the mop
55
tion. Water is discharged freely from the beginning of
the wringing compression. Another advantage of this is
that the mop may be manipulated in either direction
merely by swinging the handle from the position shown
in FIG. l, for example, to an oppositely inclined posi
tion.
If desired, the mop supporting bar 10 may be re
meral 1, which is of outwardly facing channel section, 60 movably inserted through the opening 16 in its shank, in
the side members 2 of which in this preferred embodi
ment diverge downwardly and terminate in outwardly
diverging mop element supports 3 which are downwardly
curved and curvedly merge into the holder side members
which case it is not necessary to disengage the handle
member 5 from the shank.
I have illustrated and described my invention in a
highly practical commercial embodiment thereof. I have
2,. The tubular inner handle member 4 is ñxedly con 65 not illustrated other embodiments or variations in struc
nected to the head member in the embodiment illustrated,
tural details which may be made, as it is believed that
being formed integrally therewith, these parts being de
this disclosure will enable those skilled in the art to em
sirably formed of plastic. The outer handle member
body or adapt my invention as may be desired.
5, which is used to manipulate the implement, is tele
Having thus described the invention, what is claimed
scopingly slidable in the inner handle member and projects 70 as new and desired to secure by Letters Patent is:
into the head member.
l. In a cleaning device of the class described, the com
The mop or cleaning element 6 is desirably formed
bination of an elongated head member of downwardly
3,037,229
3
facing channel section the side members of which termi
nate in outwardly diverging mop element support members
which present downwardly facing mop element supports
of substantial width, a tubular inner handle member ñx
edly connected to said head member and opening thereto,
an outer handle member slidably supported within said
inner handle member, a springably resilient cellular mop
element having angularly disposed upwardly diverging
work faces and top surfaces supportedly engaging said
outwardly diverging mop element supports of said head
member, said mop element having a longitudinal slot
therein opening centrally between its said work faces, a
supporting bar for said mop element disposed in said slot
and operatively connected to said outer handle member,
said inner and outer handle members having co-engaging
stops when the mop element is in its extended work posi
tion, in which position it is in thrust supported relation to
said supports of said head member, said mop element
when in extended position presenting upwardly diverging
work faces and may be retracted into said head member
for wringing or projected therefrom for use in work
position by the manipulation of said handle members.
2. In a cleaning device of the class described, the combi
nation of an elongated head member of downwardly fac
ing channel section, the side members of which consti
tute laterally spaced downwardly facing mop element
supports, a tubular inner handle member tixedly con
nected to said head member, an outer handle member tele
the side members of which constitute laterally spaced
downwardly facing mop element supports, a tubular inner
handle member ñxedly connected to said head member to
project upwardly therefrom and in approximately the
transverse center thereof, an outer handle member of a
length exceeding that of the inner handle member slid«
ably and rotatably supported therein to project from the
outer end thereof, a springably resilient absorbent mop
element having a longitudinal opening therein, and a sup
porting bar for said mop element disposed in said open
ing and provided with a threaded shank projecting from
said mop element within said head member, said outer
handle member having threaded engagement with said
shank of said supporting bar so that it may be engaged
and disengaged therefrom by rotative adjustment of said
outer handle member within said inner handle member,
said handle members having coacting stops limiting the
down thrust of said outer handle member within said
inner handle member with the mop element in extended
work position and in thrust supported relation to the said
head member.
6. In a mop or the like, the combination of an elon
gated head member of outwardly facing channel section,
the side members of which constitute laterally spaced
downwardly facing mop element supports, a tubular inner
handle member ñxedly connected to said head member
to project upwardly therefrom and in approximately the
transverse center thereof, an outer handle member of a
length exceeding that of the inner handle member slidably
scopingly associated with said inner handle member with
supported therein to project from the outer end thereof,
30
its inner end projecting into said head member and its
a springably resilient absorbent mop element having a
outer end constituting a hand grip for actuating the
longitudinal opening therein, a supporting bar for said
device in reciprocating action on a ñoor, a springably re
mop element disposed in said opening and to which said
silient absorbent mop element having a longitudinal open
outer handle member is operatively connected, and stop
ing therein, a supporting bar for said mop element dis
means limiting the down thrust of said outer handle mem~
posed in said opening and provided with a shank dis
ber within said inner handle member with the mop ele
posed through the mop element above the opening there
ment in extended work position and in thrust supported
in and to which said outer handle member is detachably
connected, said handle members having stops which are
in engagement limiting the downthrust of said outer
handle member when the mop element is in its extended
work position in supported relation to the side members
of said head member.
3. In a cleaning device of the class described, the corn-`
bination of an elongated head member of outwardly fac«
ing channel section, a handle comprising telescopingly
relation to the said head member.
7. In a mop or the like, the combination of an elon
gated head member of outwardly facing channel sec
tion, the side members of which constitute downwardly
facing mop element supports, a tubular handle inner mem
ber ñxedly connected to said head member to project cen
trally therefrom, an outer handle member of a length ex
ceeding that of the inner handle member slidably and
rotatably supported therein to project from the outer
associated inner and outer handle members, the inner
end thereof for manipulation of the mop on a surface,
handle member being ñxedly connected to said head
a springably resilient absorbent mop element having a
member, an absorbent compressible mop element having a
longitudinal opening therein, and a supporting bar for said
longitudinally extending slot therein, a supporting bar for
mop element disposed in said opening and provided with
said mop element disposed in said slot and having a shank 50 a threaded shank projecting from said mop element with
aligned with said handle members and to which the
in said head member and with which said outer handle
outer handle member is detachably connected, said handle
member is threadedly engaged, said handle members hav
members being provided with coacting stops which are in
ing coacting stops which limit the down thrust of said
thrust engagement when the mop element is in projected
outer handle member within said inner handle member
work position.
with the mop element in extended position and in thrust
_4. In a cleaning device of the class described, the com
supported relation to the side members of said head
bmation of an elongated head member of downwardly
member.
facing channel section, a handle comprising telescopingly
8. In a mop or the like, the combination of an elon
gated head member of outwardly facing channel section,
said inner handle member being fixedly connected to said 60 ’the side members of which constitute downwardly facing
associated inner and outer handle members, one end of
head member centrally of the latter and said outer handle
member extending axially through said inner handle mem
ber and upwardly and outwardly therefrom for manual
manipulation of the device by a standing operator, an ab
sorbent mop element having a longitudinally extending slot
therein, and a supporting bar for said mop element dis
posed 4in said slot and having a shank aligned with said
mop element supports, a tubular handle inner member
fixedly connected to said head member to project centrally
therefrom, lan outer handle member of a length exceed
ing that of the inner handle member slidably supported
therein to project from the outer end thereof for manipu
lation of the mop on a surface, a springably resilient ab
sorbent mop element having a longitudinal opening there
in, and a supporting bar for said mop element disposed in
said opening therein and with which said outer handle
mop element being disposed parallel to said head member 70 member is detachably engaged, said handle members
channel section and being adapted to be drawn thereinto
having coacting stops which limit the down thrust of said
by relative telescopic movement of said inner and outer
outer handle member within said inner handle member
handle members.
with the mop element in extended position and in thrust
5. In a mop or the like, the combination of an elon
supported relation to the side members of said head
gated head member of outwardly facing channel section, 75 member.
handle members and to which the lower end of the outer
handle member has detachable threaded engagement, said
3,037,229
wardly through the sponge in a plane bisecting the angle
9. In a mop or the like, the combination of an elon
gated head member of outwardly facing channel section
having side members with inclined outer edge portions,
between said working faces of the sponge, a long handle
secured to said shank for manipulation of the sponge in
a tubular inner handle member ñxedly connected to said
mopping action by a standing operator, a head carried
head member to project upwardly therefrom, an outer 5 by said handle and having spaced walls engaging the corre
handle member of a length exceeding that of the inner
sponding opposite upper faces of said sponge and sup
handle member slidably supported therein to project from
porting the same during mopping action, means to extend
the outer end thereof and into said head member, an elon
said head upon said handle to thereby draw said sponge
gated springably resilient synthetic sponge mop element
upwardly between said spaced walls to wring the same,
having a cross section when uncompressed substantially 10 and abutment means between said handle and head to
exceeding the width of said head member so that when
provide support =for the upper faces of said sponge by said
the mop element is in projected position it is supported
head when mopping.
by the outer portion of the side members of said head
References Cited in the ñle of this patent
member, and a supporting bar for said mop element with
which said outer handle member has a screw thread con 15
UNITED STATES PATENTS
nection so that said outer handle member may be engaged
and disengaged with the mop supporting bar by rotative
adjustment of the outer handle member within the inner
handle member when the head member is nonrotatably
supported.
10. In a ñoor mop of the class described, a synthetic
cellular sponge of generally diamond section and of sub
stantial length and presenting either of two lower faces
selectively for mopping action, a bar disposed centrally
of the sponge for substantially the full length thereof, a
shank connected centrally of the bar and extending up
20
2,210,944
2,774,093
2,832,089
2,852,794
2,892,201
McMullin ____________ __ Aug. 13,
King ________________ __ Dec. 18,
Schwartz et al _________ __ Apr. 29,
Blum ______________ __ Sept. 23,
Peterson et al. ________ __ .Tune 30,
1940
1956
1958
1958
1959
FOREIGN PATENTS
203,688
368,627
664,440
Australia ____________ __ June 23, 1955
Great Britain ________ __ Mar. 10, 1932
Great Britain __________ __ Jfan. 9, 1952
677,866
Great Britain ________ __ Aug. 20, 1952
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