US2020390220A1PendingUtilityA1

Nipper device with carbide cutting edges

Assignee: MEGATOOL INCPriority: Mar 11, 2016Filed: Aug 31, 2020Published: Dec 17, 2020
Est. expiryMar 11, 2036(~9.6 yrs left)· nominal 20-yr term from priority
A45D 2029/026A45D 29/02B25G 1/102A61N 2/06
56
PatentIndex Score
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Cited by
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References
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Claims

Abstract

A nipper device that is useful in the care and grooming of nails of the hands and feet. The nipper device provides cutting blades where are sharper, more durable, and more hygienic. The handles of the device may be magnetized to provide magnetic therapy benefits to a user of the device.

Claims

exact text as granted — not AI-modified
1 - 20 . (canceled) 
     
     
         21 . A nipper comprising:
 a first member and a second member pivotally interconnected;   the first member having a first region having a blade portion comprising a cutting edge and a second region having a pivot portion and handle portion;   the second member having a first region having blade portion comprising a cutting edge and a second region having a pivot portion and handle portion;   the first regions of the first and second members are formed, at least in part, of a carbide material, wherein the entire cutting edge of blade portions of the first regions of the first and second members are formed of a carbide material;   wherein the carbide material of first regions of the first and second members are interconnected via brazing to the pivot portions of the first and second members; and   the first and second members being configured such that pivotable movement of the first member to the second member causes pivotal movement of the cutting edge of the first member relative to the cutting edge of the second member.   
     
     
         22 . The nipper recited in  claim 21 , further comprising a spring operatively engaged to the handle portions of the first and second members, the spring being adapted to impart a biasing force on the handle portions of the first and second members so as to urge the handle portion of the first member and the handle portion of the and the second member to pivot away from each other. 
     
     
         23 . The nipper recited in  claim 21 , further comprising a pivot pin coupled to the pivot portion of the first member and the pivot portion of the second member, the first member and the second member being pivotable about the pivot pin. 
     
     
         24 . The nipper recited in  claim 21 , wherein the cutting edge of the first member and the cutting edge of the second member are linear blade edges. 
     
     
         25 . The nipper recited in  claim 21 , wherein carbide material is tungsten carbide. 
     
     
         26 . The nipper recited in  claim 21 , wherein the handle portions of first and second members are arcuate. 
     
     
         27 . The nipper recited in  claim 21 , wherein the handle portions of first and second members are formed from stainless steel. 
     
     
         28 . The nipper recited in  claim 21 , wherein the pivot portions of the first and second members are formed from stainless steel. 
     
     
         29 . The nipper recited in  claim 21 , wherein first regions of the first and second members that are formed of a carbide material are visually discernable from the pivot portions of the first and second members. 
     
     
         30 . A nipper comprising:
 a cutting portion formed, at least in part, from a carbide material, the cutting portion including a first cutting edge and a second cutting edge, the first and second cutting edges being pivotable relative to each other to effectuate cutting of an object; and   a handle portion coupled to the cutting portion, the handle portion including a pair of handle arms each having a handle surface, at least a portion of the handle surface being curved, the pair of handle arms being pivotable relative to each other;   the carbide material of the cutting portions being interconnected to the handled portions via brazing, the handle portion being formed of a non-carbide material.   
     
     
         31 . The nipper recited in  claim 30 , wherein the first cutting edge and the second cutting edge are linear blade edges. 
     
     
         32 . The nipper recited in  claim 30 , further comprising a spring operatively engaged to the pair of handle arms, the spring being adapted to impart a biasing force on the pair of handle arms and to urge the pair of handle arms to pivot away from each other. 
     
     
         33 . The nipper recited in  claim 30 , further comprising a pivot pin coupled to the pair of handle arms, the pair of handle arms being pivotable about the pivot pin. 
     
     
         34 . The nipper recited in  claim 30 , wherein the handle portions include raised surfaces for gripping. 
     
     
         35 . The nipper recited in  claim 30 , wherein carbide material is tungsten carbide. 
     
     
         36 . The nipper recited in  claim 30 , wherein the handle portions are formed from stainless steel. 
     
     
         37 . A method of forming a nipper, the method comprising the steps of:
 providing a pair of cutting portions at least partially comprised of carbide material;   providing a pair of handle portions, each handle portion having a curved outer surface, the handle portion being comprised of a non-carbide material;   interconnecting each cutting portion to a handle portion via a brazing process to form a pair of nipper arms; and   connecting the pair of nipper arms such that the pair of nipper arms are pivotally connected to each other.   
     
     
         38 . The method recited in  claim 37 , wherein the step of connecting the pair of nipper arms includes connecting the pair of nipper arms via a pivot pin. 
     
     
         39 . The method recited in  claim 37  further comprising the step of affixing a biasing member between the pair of nipper arms. 
     
     
         40 . The method recited in  claim 37  wherein the step of interconnecting the cutting portions to the handle portions is such that the carbide material is visually discernable from the handle portion.

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