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Патент USA US3050919

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Aug. 28, 1962
1.. w. BRITTINGHAM, JR
3,050,911
DIAPER PIN AND SAFETY PIN SHARPENER
Filed April 5, 1961
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RITTINGHAMAQ.
UnitedjStates Patent O?iice
3,050,911
Patented Aug. 28, 1962
2
1 .
DIAPER PIN AND SAFETY PIN SHARE’ENER
Louis W. Brittingham, Jr., 200 Macon St., Barrier, M0.
3,056,911
‘secured thereupon. The support block 12 is provided
with a longitudinal bore 22 which is in alignment with
the apex of the plate 16 and the abrasive material 26,
whereupon insertion of a pointed object, such as a pin
24, into the opening 22, will cause the point 26 thereof
to engage the abrasive surface 29. Thereupon, rotation
of the pin 24 will cause the. abrasive material 20 to
This invention relates to sharpeners and more particu
sharpen the point 26, to any desired extent.
larly to a device for sharpening pins.
It will thus be recognized that this device can be
It is an object of the present invention to provide a
hand operated device for sharpening frequently used 10 used with a minimum amount ‘of skill and experience,
Filed Apr. 5, 1961, Ser. No. '10@,3§3
3 Claims. (Cl. 51—214)
‘diaper and safety pins in a simple ‘and convenient
and will e?ectively and quickly sharpen the point of pins
manner.
in a minimum amount of time.
While various changes vmay be made in the detail con
A further object of the present invention is to provide
struction, it shall be understood that such changes shall
an instrument for sharpening pointed objects of the ‘above
type which is extremely simple and safe to use, and which 15 be within the spirit and scope ‘of the present invention
as de?ned by the appended claims.
will effectively sharpen the point of diaper and safety
pins with a minimum amount of time and skill.
What 1 claim as new and desire to protect by Letters
Patent of the United States is:
1. An instrument for sharpening pointed objects com
pin and safety pin sharpener bearing the ‘above objects in
mind which is of simple construction, has a minimum 20 prising in ‘combination a main support block having an
opening at one end for receiving the pointed end of an
number of parts, is inexpensive to manufacture and effi
object to be ‘sharpened therewithin, ‘an abrasive element,
cient in operation.
a bracket supporting said element within said block with
‘For other objects and for a better understanding of
in said opening and a handle ring mounted upon the
the invention, reference may be had to the following
detailed description taken in conjunction with the accom 25 opposite end of said block, said opening in said main
support block being in axial alignment with said handle
panying drawing, in which:
ring and said bracket comprising a ?at rectangular plate
FIGURE 1 is a side elevational view, with parts broken
having an angularly related terminal ?ange having said
away, of a diaper pin and safety pin sharpener made in
abrasive element a?ixed to one side of said terminal
accordance with the present invention;
FIGURE 2 is an enlarged perspective View of certain 30 ?ange, said side being adjacent said plate.
2. The combination according to claim 1, wherein said
parts of the present invention; and
abrasive element comprises an abrasive layer coating one
FIGURE 3 is a front elevational view of the device
portion or" said bracket in the path of movement of a pin
shown in FIGURE 1.
. Other objects of the invention are to provide a diaper
Referring now more in detail to the drawing, a diaper
into said opening.
3. The combination according to claim 2, wherein said
handle ring ‘comprises a substantially circular ring in
the present invention is shown to include a main support
tegral with said support block.
block 12 having a handle ring 14 integral with ‘one end
thereof. This block 12 and ring 14 may be constructed
References Cited in the ?le of this patent
from any suitable molded plastic material in any desired
40
color.
UNITED STATES PATENTS
pin and safety pin sharpener 10 made in accordance with 35
Mounted centrally within the interior of the mounting
block 12, is an angle shaped plate 16 having an angularly
‘related terminal ?ange 18 with an abrasive substance 20
201,115
Lombard ____________ __ Mar. 12, 1878
2,465,442
Gaylor __________ ______ Mar. 29', 1949
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