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Патент USA US2406985

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Sept. 3, 1946.
- 2,406,985
' Filed April 19, 1945
da/m W. Anderson .
Patented Sept. 3, 1946
John w. Anderson; Gary, Ina; .
' ‘Application April 19, 1945, Serial no. 589,213
8 Glaims.
(CI. 30-85)
I 2
Referring to the drawing, i have shown for
This’ invention relates‘ to razors and in partic
illustrative purposes a Gillette type razor wherein
ular to a safety razor of the type wherein the
handle assembly is constructed to permit the
the head comprises a clamping plate I, a guard
plate 72,- and a- threaded stud 37 ?xed centrally to
blade carrying head of the razor to rotate or'
the‘ clamping face ‘of the‘ clamp. The bladep?not
showniis‘ clamped between the‘ clamp l' and the
revolve around the axis of the handle and ‘there
by automatically equalize throughout the length‘
guard 2‘ and the head-is secured to the handle ‘
by ‘means of the screw threaded stiid '3. ‘
of the cutting edge of the head its pressure
against the area to be shaved.
My handle comprises the; following elements:
As has been pointed out in my prior applica
'tions, Serial NO. 543,067, filed July 1, 1944, and 10 head 4 in the‘ forth (if an‘ intern ‘~_l3'y threaded ?lit
having'ua ‘manned eii‘eumf'ereiiti ?anges, shaft
Serial No. 547,404, ?led‘ July 371, 1944, with this
type of razor it has been di?icult to maintain be;
6, handle sections'lg- washer 8‘; and ferrule 9“.
tween the stem and the handle the exact degree
of friction which would prevent the razor head >
from freely spinning or turning out of the desired 15'
with the other and are assembled» loosely (not
joined together)v aroundsliaft- 6. Handle‘ sec
position‘ preparatory or during a shaving stroke
tions 1 ?t into; and are‘ new in position at one"
end by, a‘réces's ill? in nut I arid are held together
and at the same time avoid excessive friction be
tween the stem and handle which would prevent
Handle sections ‘i5 are ‘preferably identical one
at‘ the other end- by‘rerruie g which ?ts ever‘ the‘
reduded ends" H or sections 1. Head 12 of shaft
the razor from readily equalizing its pressure
against the" area to be shaved throughout chang 20 5 retains" ferrule 9 iii‘ position over the ends" of
sections 1; Washer 8/ of any desired (5616)?‘ can
ing angles incident .to' a ‘shaving stroke.
be used for decorative stresses and, as shown, is'
This'invention contemplates a razor which is
assembled over the reduced ends‘ of sections 1
an improvement over that shown in my prior ap
between shoulder l3‘ and ferrule‘ 8. Washer 8
toga 'ei‘.» Kiln-fled ?ange
It is an object of’ this invention to‘ produce a 25 also holds" s'eetions
5 on nut 4‘ acts
a meter guard: and’ adds‘ to the
razor wherein the relative rotation between‘ the
cutting head and the handle can be easilyvand ' screwing
?-‘o'ih theE" aI-"Iid sigma»unscrewing
conveniently controlled and even‘ prevented, as
‘nut 4- irom the threaded stud 3 of the razor head
occasion requires, by the operator.
I, 2. Shaft" G is
to move under Slight ma
The invention contemplates a razor having a
tidIi O‘ftlie‘ handle a§sé?1blyi? ridrinal
handle of the above-speci?ed type which is‘ sim
Handle sections ‘l‘ have a-sl'o‘p'p'y‘?t with respect‘
ple in structure, efficient in operation, and easily
toshaft‘ a‘ and also have a siopoy at one end- in
manipulated by the‘ operator of the razor. 7
recess H) in n‘ut- 4 and at the‘ other end have a}
It is also an object of this invention to produce
a razor handle of the above type" which can be
readily assembled and easily disassembled for
purposes of cleaning or otherwise.
It is also an‘ object of the invention to produce‘
a handle of the above‘ type wherein the braking
sloppy ?t
ferruie- 9-.‘ The handle sections 11 act‘
as a brake to‘ retard or entirely prevent relative
movement‘ between handle‘ sections‘ 1 and shaft
6 whenever extra pressure of the: hand‘ is" applied
at any point between
a‘ and range 5‘. ‘By
action can be effected. in a plurality‘ of ways‘ so 40 assembling‘ all of the handle sections loosely to
' that the handle lends itself to varyingv manual
characteristics of different shavers.
A further object of the‘ invention is that of
producing a razor handle of the above type which
gether on shaft'6,rnoi‘n'ial manual (that is, ?nger)"
pressures on theHhandle create uniform slight
braking. effect.‘ ‘Relative movement between the
'11 and shaft 6* can be entirely prevented
is easily assembled to,- and» disassembled from, the 45 handle
additional pressure (greater than
cutting head and. which is- arranged so that the ,
the normalm'anual pressure) on? the handle at
lather and shorn whiskers will‘ not get into the
any point and against any one or moreo'f sections‘ -
working. parts of the handle.
Fig. 1. is an elevation showing my handle.
Fig“. 2 is a‘ longitudinal section through my"
razorv handle.
Figs. 3 and 4 are sections along the lines 3-3
and 4-4‘ of Fig. 2.
Fig. 5' is a perspective view of: one of the sec‘
tions of the handle.
Due to the loose assembly of sections 1 on
shaft 6, braking“ e?ect to either retard or.‘ com"-v
pletely stop relative movement between handle ‘I
and shaft‘ 6 can: be aspired? anywhere along any '
one‘ or “more of’ sections‘ 1-‘.
The handle’ can be iféryl
disassembled for
55 cleaning liy unscrewing‘ starts‘ out‘- smut-When
permits handle sections 1 to be withdrawn from
washer 8 and ferrule 9.
The entire handle assembly can be easily dis
assembled from the shaving head I, 2 by un
screwing nut 4 from threaded stud 3. The
knurled ?ange 5 on nut 4 greatly facilitates this
ing in the ferrule 9 and recess 10. In action the
handle 1 will be gripped by the Person shaving
and two or more of sections 1 will have fric
tion contact with shaft 6. It is understood, of
course, that the handle is shown made from
three sections 1 for descriptive purposes only.
Actually the handle can be made from two, three,
operation because ?ange 5 gives a lever advan
tage, due to its greater diameter, in screwing nut
or more sections, such as illustrated by sec
4 on stud 3 as compared with the small diameter
tions 1.
of the nut 4‘ which is the conventional diameter 10
Due to the sloppy ?t of handle 1 on shaft 6
the handlewill operate effectively -in the man
of this nut in the conventional Gillette head.
The knurled ?ange of the nut 4 serves to pre
ner above described in spite of dirt accumula
tions between the handle and the shaft which
to the handle and on to the ?ngers of the
would otherwise clog the handle if the ?t were
operator and thus retards lather and detached
closer. The sloppy ?t of the handle on the
whiskers from getting into the slots of the han
shaft also permits the handle to be more easily
dle. This ?ange also enables .the operator of
cleaned by immersing in a stream of water.
average strength to readily hold nut"4 against
I claim:
rotation while the shaft 6 is being unscrewed
1. In a safety razor of the type having a blade
from the nut or screwed back into the nut. Shaft 20 carrying head, the combination of rigid means
6 must be shouldered tightly against the nut so
adapted to be secured to said head, and a handle
that it-will not turn under the braking effect
rotatably mounted on said rigid means, said
of the handle when the razor is in use.
handle comprising a plurality of sections posi
The ?ange preferably is of small enough di
tioned circumferentially of the rigid means and
ameter that it will not contact a ?at surface be 25 having a loose ?t thereupon whereby said h'an
fore that surface is contacted by the outer end
dle responds variously to varying manual pres
sures applied anywhere throughout the length
ofthe handle and by a side of the razor head
adjacent a cutting edge of the blade. It will
of said sections to retard relative rotation be
tween the handle and rigid means.
be noted that at l4 the diameter of the handle
assembly is increased to facilitate the prevention
2. The combination as set forth in claim 1
of contact of a ?nger or thumb of the operator ' ‘wherein said rigid means is a shaft and the
with the ?ange of nut ,4 when it is desired that
handle sections are substantially identical.
3. In a safety razor of the type having a blade
shaft 6 turn freely in the handle with a mini
mum of braking effect.
carrying head, the combination of rigid means
If desired the ?nger or thumb of the operator 35 adapted to be secured to said head, and a handle
may be projected slightly to touch the face or
rotatably mounted on said rigid means, said han
the knurled periphery of the ?ange as a means 7
dle comprising a. plurality of sections positioned
of preventing, or of aiding in preventing, the
circumferentially of the rigid means, and re
turning of the shaft 6, nut 4 and the head I, 2,
tainer means secured to said rigid means for
in unison with relation‘ to the handle and the 40 retaining said handle sections loosely on said
vent accumulating lather from moving down on
hand of the, operator. This manipulation may
rigid means, said retainer means and handle sec
be used instead of compressing the handle against
shaft 6 for braking effect, or may be used to sup
plement that braking effect. The size of the
operator’s hand with relation to the size of the
handle and manual habits of the operator ac
quiredin other activities determines which, ma
nipulation for braking e?ect is most convenient
tions having cooperating male and female por
tions which loosely interengage so that the han
for him. 7
dle sections are retained loosely on said rigid
' means whereby said handle responds variously to
' varying manual pressures applied to said sections
to retard relative rotation between the handle
and rigid means.
4. In a safety razor of the type having a. blade
It will be noted that pressing a thumb or a O carrying head, the combination of a shaft adapt
?nger against the outer face of the ?ange of
ed to be secured to said head, and a handle
nut 4- tends to project the outer ends of the
rotatably mounted on said shaft, said handle
longitudinal sections of the handle against ‘the
comprising a plurality of sections positioned cir
inner face of the slotted head of the shaft 6,
cumferentially of the shaft, and retainer means
thus providing additional braking effect.
55 secured to said shaft for retaining said handle
It ‘is found that most operators rely entirely
sections loosely on said shaft, said retainer
upon braking effect obtained by increasing'the
means and handle sections having cooperating
pressure of the hand against the handle and do
male and female portions which loosely interen
not rely at all upon the ?ange for braking ef
gage so that the handle sections are retained
60 loosely on said shaft whereby said handle re
If desired, the ?ange may be made large
enough with relation to the handle and the head
sponds variously to varying manual pressures
applied to said sections ‘to retard relative rota
tion between the handle and shaft.
so that when at rest on a ?at surface only the
outer end of the handle and the ?ange will con
5. A handle assembly for a safety razor com
tact a ?at surface, thus holding the razor head 65.
prising a shaft, a handle rotatably mounted on
and the‘edge of the blade away from ?at sur
face‘ and‘ any moisture thereon which might ac.
celerate oxidation of the cutting edge of the _
said shaft and comprising a plurality of longitu
dinal sections, recessed members adapted to ?t
over the opposite ends of said sections with a
loose ?t for retaining the handle sections loose
It will be noted, particularly by referring to
Figs. 3 ands, that sections ‘lphaveiarloose or
‘ 1y together upon said shaft whereby the handle
sloppy ?t on shaft 6 so that a, small clearance
responds to manual pressure to effect‘ a braking
I5 occurs between the innersurface of sections
1 and the outer periphery of shaft 5 when the
action with said shaft.
sections are drawn outwardly against the open-__
wherein one of said recessed members is in the
6. The combination as set forth in claim 5
provided with an enlarged circumferential ?ange
extending in a plane transversely of the shaft
positioned over one end of said handle for loose
ly retaining the handle sections together, an
enlarged end portion on said shaft for retaining
said ring in position over the end of said handle
sections, an enlarged recessed member secured to
the other end of said shaft and arranged to
receive the other end of said handle for loosely
whereby said ?ange serves as a lather guard
retaining the handle sections on said handle
form of a nut adapted to be screwed on to a
blade carrying head.
7. The combination as set forth in claim 5
wherein one of said recessed members is adapted
to be secured to a blade carrying head and is
and assists in connecting said recessed member
whereby the handle sections respond to pressure
10 to effect a braking action between the handle
to the blade carrying head.
8. In a safety razor of the type having a blade
and the said shaft to retard relative rotation
carrying head, the combination of a shaft, a
handle comprising a plurality of longitudinal
sections rotatably mounted on said shaft, a ring
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