CN112060139A

CN112060139A - Blade structure forming method, using method, novel blade structure and shaving device

Info

Publication number: CN112060139A
Application number: CN202010933215.4A
Authority: CN
Inventors: 杨俊新
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2020-12-11

Abstract

The invention relates to a method for forming a blade structure, which is characterized in that at least part of the blade edge of a blade is provided with a structure for temporarily passivating the blade edge; at least one blade is provided with a blade edge portion having a structure for temporarily dulling the blade edge by the blade structure forming method as claimed in any one of the above claims, and by providing different blade edge restoration functions, it is possible to provide at least one of various sections of the blade edge portion, various sections and various orders of the blade edge restoration functions of different blades or a combination thereof; a blade holder and a shaving apparatus using the above blade structure.

Description

Blade structure forming method, using method, novel blade structure and shaving device

Technical Field

The invention relates to the technical field of cutters, in particular to a blade structure forming method, a using method, a novel blade frame and a shaving device; the invention is particularly applicable in the field of hair removal devices.

Background

The hair removing device comprises a single blade, a plurality of blades and a fixed knife matched with a static knife according to the blade classification, and three major classes are provided; the power forms include manual and electric. Single and multiple blades may also be referred to as wet razors; the stationary and static knives are called dry razors. In any event, the configuration of the blade portion of the blade that contacts the hair is a critical factor in determining the performance of the hair removal device! In addition to the constant improvement of the material of the blade body, the surface of the blade portion may have various additional structures for various purposes, with wear-resistant strengthening coatings being most common. Lubricious coatings are also a common structure, application No.: 201780039950.7 printed lubricating material disposed on razor blades; the purpose of the printed coating is mainly that the shape and structure of the coating have a lubricating function, the thickness of the coating is 1 micron, the coating is arranged not to reduce the sharpness of the blade edge, even if the shaving effect is expected to be maintained and the cutting effect of the blade edge is expected to be improved, and the coating is completely covered on the blade edge at least in the length longitudinal direction of the blade; improved skin control and comfort during shaving, in pursuit of as high a coating adhesion as possible and a high service life; the consumption of the coating is natural, passive and counter to the intended design. Application No.: 201480032149.6 razor parts with novel coatings; the novel coating of this patent is a porous coating, and the purpose of the coating is achieved by adsorbing liquid: the shape and the structure of the coating have a lubricating function, the thickness of the coating is 5 nanometers-5 micrometers, and the coating is completely covered on the blade edge at least in the longitudinal direction of the maximum length direction of the blade; the coating does not reduce the sharpness of the blade edge, and even the coating is expected to maintain the sharpness of the blade edge and improve the cutting effect of the blade edge, improve the control and comfort of skin during shaving, and pursue the highest possible coating adhesion force and the same high service life as the blade frame; the service life of the blade is about 14-20 times of shaving processes; the porous coating is not easy to erode and wear, and has the functions of lubrication, antibiosis and fragrance emission after absorbing liquid; the consumption of the coating is natural, passive and counter to the intended design. Application No.: 200980163171.3 method of forming a lubricious coating on a razor blade, such a blade and razor blade coating system; this patent is similar to the above patent and also defines the adhesion and firmness of the coating, lubricity, and shaving comfort. Application No.: 201080054487.1 parts of razor cartridges having indicia that provide functional benefits in addition to aesthetic effects; the functions and the beneficial effects are lubrication, fragrance emission and skin care; the setting of the mark does not reduce the sharpness of the blade edge, at least maintains the existing shaving effect and improves the cutting effect of the blade edge; its function is mainly expressed by color, pattern or graph; the continuous wear of the logo fonts protruding on the lubricator, as the time of use increases, may prompt the replacement of the cartridge; the marks are mostly arranged at other parts of the blade than the blade part. Application No.: 201180032132.7 "erodible labels for razor cartridges", which is similar to the above patents but differs in coating thickness and label life; the life of the label is approximately 10 wet shaving strokes, each of which is approximately 200 and 250 reciprocating strokes; the wear number or wear amount of the flag may be set while serving as a cue for replacement of the blade holder. In the above patent, no particular embodiment is provided at the blade edge in order not to reduce the sharpness of the blade edge. In the prior art, the coating comprises a hard coating and a soft coating, and the wear-resistant reinforced coating is a hard coating; the lubricating coating is a soft coating, and the coating on the blade edge covers and removes a hard coating and most of pure lubricating coatings, and also is a multifunctional soft coating with a lubricating function. The blade edge coating is arranged without reducing the sharpness of the blade edge, even if the existing shaving effect is hoped to be maintained and the cutting effect of the blade edge is hoped to be improved, the thickness of the coating is ultrathin, especially on the blade edge; the coating is completely covered on the cutting edge at least in the longitudinal direction of the length of the blade; improved skin control and comfort during shaving, in pursuit of as high a coating adhesion as possible and a high service life; the consumption of the coating is natural, passive and contrary to the intended design; for a multi-blade structure with two or more blades, the blade parts of a plurality of blades are parallel in the same area or length longitudinal direction of the blade; due to different habits and randomness of different people in the using process of the blade, the abrasion of the edge part of the blade is uneven and uncertain, and the sharpness of the edge is continuously reduced. During shaving, blade edge slippage, which includes slippage relative to hair and skin, is one of the contributing factors in a wet razor scratching the skin during use; how to improve the perfection of the use performance of the blade and better shaving experience continuously; these desires are all always present. The uniformity of the abrasion of the blade edge of the blade is improved, the abrasion is controlled within a determined range, the use sequence of the controllable blade edge is further realized, the comfort of the skin is improved, and the service life of the blade frame is properly prolonged; the method is a new way for solving the existing problems and can achieve the effect of achieving twice the result with half the effort.

Disclosure of Invention

How to improve the uniformity of the abrasion of the blade part of the blade and control the abrasion within a determined range, thereby realizing the control of the use sequence of the blade edge, realizing the continuous realization of the sharpness of the blade edge, simultaneously improving the comfort of the skin and properly prolonging the service life of the blade frame; based on the problems existing in the existing shaving, the invention provides a novel blade structure forming method, a blade using method, a novel blade holder adopting the blade structure forming method and the blade using method and a shaving device.

The temporary passivation structure is arranged on at least part of the cutting edge of the blade part and at least comprises the front edge, the side surface or the combination of the front edge and the side surface of the blade part; the side surface comprises an edge part, and one part or a plurality of parts of the front edge of the blade part and one part or a plurality of parts of the side surface can be provided with temporary passivation structures independently or simultaneously; temporary dulling is to reduce the sharpness of the edge, including increased coverage of the very leading edge and increased edge thickness; it is studied that the number of times of the lifetime of the temporary passivation structure can be determined according to the design expectation when passively restoring the blade function in the wet shaving process of 14-20 times in the prior art according to the same standard; the temporary passivation structure is arranged on the blade edge by physical means, chemical means, biological means or a combination thereof, or a combination thereof; the arrangement mode can be at least one of the various existing possible modes of temperature, pressure, sintering, chemical reaction, spraying, printing, dipping, friction, deposition, laser, melting, grinding, embedding, fitting, CNC processing, micro-electromechanical processing, high-energy physics, biological products and the like, or the combination of the various existing possible modes; the temporary passivation structure may be removed by physical processes, chemical processes, biological processes, or a combination thereof; the removing mode or the blade recovery function can be at least removing in various existing possible modes such as temperature, pressure, water dissolution, chemical reaction, friction, impact, scouring, laser, ultrasonic cleaning, bacterial degradation and the like; the shape of the temporary passivation structure may be a dot, a line, a plane, or a combination thereof; the material formed by the structure can be a polymer, a derivative, a coating, a sealant, an elastomer, a metal, ceramic or glass, a compound and other various materials meeting the requirements; the structural shape may be a point of various shapes, a line of various shapes, a plane of various shapes, a one-dimensional, a two-dimensional or a three-dimensional.

A blade structure forming method is characterized in that at least part of the blade edge of a blade is provided with a structure which can temporarily passivate the blade edge; including partial and full blades.

Preferably, the means for temporarily dulling the edge is provided by including at least one of the edge leading edge, the flank, or a combination thereof with means for temporarily dulling; in the case of a blade in use, the environment and the force-bearing structure of the two opposing planes of the blade forming the cutting edge are different, the hair being piled up and the planes being subjected to a greater frictional force on the side in contact with the hair, while the opposite side is much smaller.

Preferred structures for temporarily dulling the cutting edge include at least one of physically formed, chemically formed, biologically formed, or a combination thereof.

The preferred structure for temporarily dulling the edge may restore the functionality of the blade edge by at least one of physical processes, chemical processes, biological processes, natural use processes, or a combination thereof.

Preferred structural shapes for temporarily dulling the cutting edge include at least one of dots, lines, facets, or combinations thereof.

The blade formed by the blade structure forming method has the advantages that different blade edge function restoring modes are arranged, different blade edge function restoring modes can have different time and different active setting modes, and various sequences of blade edge function restoring functions of different parts of the blade edge, different blades or combinations of the different blades can be formed; the same blade can be divided into several parts, and different temporary passivation structures are arranged; different blades may also be provided in different temporally dulled configurations and in several regions; because different parts of one blade and different blades can form different temporary passivation structures, the blade part recovery function and the active blade part recovery function selection at different time can be naturally generated, the sequence of the available various blade part functions can be formed through reasonable selection, and the shaving experience and the shaving efficiency can be improved; while the blade holder may also be saved.

A method of using a blade, characterized in that at least one blade is provided with a structure for temporarily dulling the blade edge by the blade structure forming method as claimed in any one of claims 1 to 5, and by providing different functions for restoring the blade edge, it is possible to provide at least one of various sections of the blade edge, various divisions and various orders of the functions for restoring the blade edge of different blades or a combination thereof; the division of different areas is also a way of using different methods.

The preferred temporary edge dulling structure may be configured to restore the functionality of the blade edge by active, passive means, or a combination thereof, at least one of which restores the functionality of the blade edge; the natural weathering and the abrasion during the use can be regarded as a passive mode, and the temperature pyrolysis, the pressure impact, the chemical reaction, the liquid dissolution, the laser elimination and the like can be regarded as an active mode; the structure of temporary blade edge dulling may be configured to restore the function of the blade edge by at least one of normal use, different time, or different contact patterns; the different times can be expressed by weather resistance; the contact mode at least comprises physical contact, chemical contact and biological contact, or any combination of contact modes.

Preferably, the function of restoring the blade edge part of the blade is arranged in a structural region with the blade edge or the blade being temporarily passivated, and various using sequences of the blade are set; the cutting edge may be divided into several parts and the different blades may also be divided into different combinations.

A novel blade holder comprising blades and a support, characterized in that at least one of the blades is formed by the blade structure of the blade structure forming method according to any one of claims 1 to 5.

The preferred temporary edge dulling structure may be accomplished at least at one stage prior to, during, or after manufacture of the blade holder, or a combination thereof, at least one of; the blade is provided with a structure with a temporarily blunted edge at different stages, and has different difficulties and manufacturing procedures for manufacturing the blade holder.

A novel blade holder comprising a blade and a support, characterized by being formed by the blade structure according to the blade use method of any one of claims 6 to 8.

A novel shaving apparatus comprising a blade holder and a grip portion, characterized in that the shaving apparatus using the novel blade holder according to any one of claims 9 to 11 is at least one of; the cartridge may be provided with different regions and different means for restoring the function of the cutting edge, and by different options, various modes of use and sequences of the blades may be provided, including manual and electric shaving apparatus.

The invention has the beneficial effects that:

1. a method of forming a blade structure is provided.

2. A method of using a blade is provided.

3. Two new blade cartridges are presented.

4. Any product, device or system that employs a novel blade holder.

Drawings

FIG. 1 is a schematic view of a novel blade configuration

1. Cutting edge, 2, coating, 3, uncoated portion

Detailed Description

In the first embodiment, before the blade is assembled, the blade edge is divided into 8 equal parts, according to the processing difficulty, one side or two sides can be selected, and the optimal blade edge plane contacted with hair is coated with a blade edge temporarily-dulled material with the temperature capable of recovering the blade edge function, and the structure of the blade edge temporarily-dulled can adopt a structure that a part without blade edge temporarily-dulled and a part with blade edge temporarily-dulled are sequentially arranged at intervals; the temporarily passivated material may be a lubricant material or a pure covering material, such as a material that may change phase or melt at about 45 degrees; the phase change or melting material may be an organic or inorganic material, such as a liquid metal; the user can decide when to restore the blade edge function of the material covering the blade edge with temporary passivation by contacting with a proper temperature environment according to the using condition of the blade; the position of the blade in the blade holder covering the structure where the edge is temporarily dulled is determined according to the divisions and the order.

In the second embodiment, after the blade is assembled, the blade edge is divided into 10 equal parts, and the blade edge temporary dulling material capable of recovering the blade edge function is printed on the plane of the blade edge opposite to the plane in contact with the hair, so that the parts without blade edge temporary dulling and with the blade edge temporary dulling covering can be arranged in sequence; the temporary dull material can be natural wear and natural efflorescence material, and the material with wet shaving wear times of about 10 times can be selected to form the structure with the temporary dull cutting edge, so that compared with the prior art, the retention time of the sharpness of the blade in the service life of the blade holder is far more than that of the prior blade holder, and if the material with wear resistance more than 10 shaving processes is added, the service life of the blade holder can be prolonged; different sequences of use of the blades may also be provided; covering materials with 50-degree phase transition temperature can be arranged in different areas, so that the using sequence of the cutting edges in different areas can be set, and more using time of the blade holder can be set; .

In the third embodiment, before the blade is assembled, the blade edge is divided into 12 equal parts, each adjacent 3 equal parts are divided into one group, and each group comprises materials which are sequentially arranged and have no blade edge temporary blunting structure, the wet shaving abrasion frequency is about 10 times, the material which has the blade edge temporary blunting structure is covered by the material which can change phase or melt at about 43 degrees; according to the processing difficulty, a single-sided or double-sided material can be selected, preferably a material with temporarily passivated cutting edges and capable of recovering the cutting edge function by coating temperature on the cutting edge plane in contact with hairs is selected, and each group is arranged in sequence according to the setting; the material that is temporarily passivated may be a functional material, such as a lubricious material, or a pure capping material, such as a polymer that may change phase or melt at about 43 degrees; the phase change or melted material may be an organic or inorganic material; the user can decide when to restore the blade edge function covering the material with the temporarily passivated blade edge by contacting with a proper temperature environment according to the using condition of the wet shaving abrasion frequency of the blade; therefore, the using sequence of the cutting edges in different areas can be set, and the using time of the blade can be set; the position of the blade in the blade holder covering the structure where the edge is temporarily dulled is determined according to the divisions and the order.

In the fourth embodiment, the number of the areas divided by each blade in the blade holder is the same, such as 6 equal divisions; but the divided equal parts in each area have the most divided equal parts at the edge part of the first blade, and other blades are sequentially reduced, for example, each group of the first blade is divided into 5 equal parts, each group of the second blade is divided into 4 equal parts, and each group of the third blade is divided into 3 equal parts; a plurality of passively restoring temporary passivation structures having different lifetimes and a plurality of actively restoring temporary passivation structures having different active restoring conditions may be disposed in each region, in a sequence that may be uniformly worn; the advantage of this arrangement is that the first blade to contact the hair, the edge has a sharp edge for more time.

This description is by way of example only, and not necessarily all of the prior art has been omitted; all possible forms, methods, shapes and configurations, which are possible without the inventive activity of anyone, within the scope of protection of the present invention, as determined by the claims, are the scope of protection of the present invention.

Claims

1. A method for forming blade structure features that the blade edge is at least partially provided with a structure for temporarily passivating the blade edge.

2. The method of claim 1, wherein the means for temporarily dulling the cutting edge is provided by at least one of the means for temporarily dulling including a leading edge, a flank, or a combination thereof.

3. The method of claim 1, wherein the means for temporarily dulling the cutting edge comprises at least one of physically forming, chemically forming, biologically forming, or combinations thereof.

4. The method of claim 1, wherein the structure for temporarily dulling the cutting edge is operable to restore the functionality of the cutting edge portion of the blade by at least one of physical processes, chemical processes, biological processes, natural use processes, or combinations thereof.

5. The method of claim 1, wherein the shape of the structure that temporarily dulls the cutting edge comprises at least one of a point, a line, a plane, or a combination thereof.

6. A method of using a blade, characterized in that at least one blade is provided with a structure for temporarily dulling the blade edge by the blade structure forming method according to any one of claims 1 to 5, and by providing different functions of the restored blade edge, it is possible to provide at least one of various sections of the blade edge, various sections and various sequences of the restored blade edge functions of different blades or a combination thereof.

7. The method of using the blade of claim 6 wherein the temporary edge dulling structure is configured to restore the functionality of the blade edge by active, passive means or a combination thereof, at least one of which restores the functionality of the blade edge.

8. The method of using the insert as claimed in claim 6 wherein the various sequences of use of the insert are set by providing the function of restoring the edge portion of the insert in the region of the edge or the temporarily dulled structural section of the insert.

9. A novel blade holder comprising blades and a support, characterized in that at least one of the blades is formed by the blade structure of the blade structure forming method according to any one of claims 1 to 5.

10. The novel blade holder of claim 9 wherein the structure for temporarily dulling the cutting edge is accomplished at least at one of the stages prior to manufacture of the blade holder, during manufacture of the blade holder, after manufacture of the blade holder, or a combination thereof.

11. A novel blade holder comprising a blade and a support, characterized by being formed by the blade structure according to the blade use method of any one of claims 6 to 8.

12. A novel shaving apparatus comprising a blade cartridge and a grip portion, characterized in that at least one of the shaving apparatuses of the novel blade cartridge according to any one of claims 9 to 11 is used.