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Process Patrol

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This project was developed by a former Engineer and now a patent agent assistant studding towards LLM degree. Seeing new inventions is very interesting to me. I created this site to outlines my favorite inventions along with inventions that I believe have potential.

Shaving implement

by Nissen, Warren I.; Petrillo, Richard J.;



BACKGROUND OF THE INVENTION

1. Field of the Invention

The Invention relates to shaving implements, and is directed more specifically to an implement in which blade means are permanently secured between platform and cap means.

2. Description of the Prior Art

Shaving implements of the type in which blade means are permanently fixed between platform and cap members are disclosed in U.S. Pat. No. 3,703,764, issued Nov. 28, 1972 to Roger L. Perry and U.S. Pat. No. 3,724,070, issued Apr. 3, 1973 to Francis W. Dorion, Jr. Such constructions include planar blade members and means associated with the platform and/or cap members for properly positioning the blade means therebetween. In embodiments in which the blade means comprise more than a single blade, there has usually been a spacer member adapted to maintain the proper separation between the blades.

SUMMARY OF THE INVENTION

It is an object of the present invention to provide a shaving implement of the type above described including positive means for locating and retaining blade means between platform and cap members permanently joined together.

With the above and other objects in view, as will hereinafter appear, a feature of the present invention is the provision of a shaving implement comprising a platform member having slot means therein and support means adjacent the slot means, the support means having thereon support surface means generally normal to the slot means, blade means comprising a blade member having first and second portions generally normal to each other, the first portion having a cutting edge thereon, and a cap member having support means, the cap member support means having thereon support surface means, the blade member second portion being disposed in the slot means, the blade member first portion being clamped between the platform member support surface means and the cap member support surface means, the cap member being permanently joined to said platform member.

The above and other features of the invention, incuding various novel details of construction and combinations of parts, will now be more particularly described with reference to the accompanying drawings and pointed out in the claims. It will be understood that the particular device embodying the invention is shown by way of illustration only and not as a limitation of the invention. The principles and features of this invention may be employed in various and numerous embodiments without departing from the scope of the invention.

BRIEF DESCRIPTION OF THE DRAWINGS

Reference is made to the accompanying drawings in which is shown an illustrative embodiment of the invention from which its novel features and advantages will be apparent.

In the drawings:

FIG. 1 is a front elevational view of one form of shaving implement illustrative of an embodiment of the invention;

FIG. 2 is a sectional exploded view, the section being taken along line II--II of FIG. 1; and

FIG. 3 is a sectional view, taken along line III--III of FIG. 1.

DESCRIPTION OF THE PREFERRED EMBODIMENT

Referring to the drawings, it will be seen that the illustrative shaving implement includes a platform member 2 which may, as illustrated, comprise a portion of a handle 4, or may be provided with means for attachment to and removal from a handle, as is well known in the art. The platform member 2 is provided with a guard portion 6 which, in a shaving operation, precedes the cutting means in movement across the surface being shaved. The platform member 2 is further provided with slot means 8 and support means 10 adjacent the slot means, the support means having support surface means 12 generally normal to the slot means 8. The support means 10 may form the slot means 8, or a portion thereof, as best seen in FIG. 2.


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Blade means 20 include a blade member 22 having first and second portions 24, 26 generally normal to each other. The first blade portion 24 is provided with a cutting edge 28. The second blade portion 26 is received in the slot means 8 of the platform member 2.

The blade means 20 may, as illustrated, include a second blade member 30 having first and second portions 32, 34 generally normal to each other, the first blade portion 32 being provided with a cutting edge 36, and the second blade portion 34 being received in the slot means 8 of the platform member 2, which in the case of two blades, comprises first and second slots 40, 42.

In a two-blade embodiment, the platform member support means 10 includes first and second support means 44, 46 having, respectively, support surfaces 48, 50, the second support means 46 extending further than the first support means 44, to place the support surfaces 48, 50 in removed planes. In such instance, the first slot 40 is formed by the first and second support means 44, 46 and the second slot 42 is formed in part by the second support means 46.

The first and second support means 44, 46 may comprise a plurality of upstanding projections having their respective support surfaces 48, 50 at the free ends thereof.

The shaving implement further includes a cap member 60 provided with support means 62 which, in the illustrative embodiment, includes first support means 64 and second support means 66 having, respectively, first and second support surfaces 68, 70 (FIG. 2). The first support means 64 extends further toward the platform member than does the second support means 66. The cap member is provided with posts 72 which are disposed along first and second lengthwise margins thereof, the first margin being the front margin of the cap member and the second margin being the rearward margin of the cap member, shown on the left and right, respectively, in FIG. 2. The posts 72 are received in holes 74 in the platform member which are disposed along first and second lengthwise margins thereof, the first margin being the front margin of the platform member and the second margin being the rearward margin of the platform member, shown on the left and right, respectively, in FIG. 2. The posts 72 are headed over to permanently fix the assembly together. The cap member 60 is provided at either end thereof with end walls depending therefrom, one of which is illustrated in FIG. 2.

The first portion 24 of the first blade member 22 is clamped permanently and immovably between the platform member first support surface 48 and the cap member first support surface 68. In like manner, the second blade member 30 is clamped permanently and immovably between the platform member second support surface 50 and the cap member second support surface 70.

As may be seen in FIGS. 2 and 3, planes of the cap member support surfaces 68, 70 and planes of the platform member support surfaces 48, 50 are respectively parallel, the planes 48, 68 and 50, 70 being respectively separated from each other by a distance substantially equal to a thickness of a blade member first portion 24, 32.

Thus, in assembly, the blades 22, 30 are easily positioned by insertion of the blade portions 26, 34 in the slots 40, 42 and are clamped and held firmly in place by support surfaces 48 and 68, and 50 and 70, respectively. To aid in easily and rapidly positioning the blades in the slots, the platform support means 44, 46 and the platform member 2, may be provided with bevelled surfaces 80 defining entryways. in assembled disposition, the ends of the blades are proximate and within the cap member end walls.

It is to be understood that the present invention is by no means limited to the particular construction herein disclosed and/or shown in the drawings, but also comprises any modifications or equivalents within the scope of the disclosure.