USRE40757EExpiredUtility

Metatarsal protector

Assignee: COLUMBIA INSURANCE COPriority: Oct 11, 2000Filed: Jan 4, 2005Granted: Jun 23, 2009
Est. expiryOct 11, 2020(expired)· nominal 20-yr term from priority
A43B 7/32A43B 23/087
69
PatentIndex Score
7
Cited by
29
References
20
Claims

Abstract

Footwear for protecting a wearer's foot includes an upper an upper that defines an opening for receiving a wearer's foot and an outsole attached to the upper, the upper further including a vamp having a proximal and a distal region, an elastic instep guard positioned on an instep portion of the upper to protect a metatarsal region of the foot, the elastic instep guard extending from the distal region to the proximal region of the vamp which is attached to the toe portion of the steel toe. The instep guard has a plurality of hollow passages.

Claims

exact text as granted — not AI-modified
1. Footwear for protecting a foot, comprising:
 a vamp of an upper extending from a toe portion to an instep portion;  
 a liner positioned beneath said instep portion;  
 a steel toe positioned beneath said toe portion;  
 an elastic guard positioned between said instep portion and said liner and including a plurality of hollow passages; and  
 said elastic instep guard is in direct contact with said steel toe and extends from said steel toe toward said instep portion for providing continuous protection to the foot.  
 
     
     
       2. The footwear of  claim 1 , wherein the instep guard includes:
 a first sheet; and  
 a plurality of support members extending from the first sheet to define the plurality of the hollow passages.  
 
     
     
       3. The footwear of  claim 2 , wherein the instep guard further comprises a second sheet connected to the first sheet by the support members. 
     
     
       4. The footwear of  claim 1 , wherein at least some of the plurality of holes  passages are defined by the first sheet and support members. 
     
     
       5. The footwear of  claim 1 , wherein the hollow passages are filled with air. 
     
     
       6. The footwear of  claim 1 , wherein the hollow passages are elongated. 
     
     
       7. The footwear of  claim 1 , wherein at least one of the elongated hollow passages has cross-section that is either circular, ovoid, or triangular in shape. 
     
     
       8. The footwear of  claim 1 , wherein the plurality of support members define a first type of elongated passage with a first cross-section shape and a second type of elongated passage with a second cross-section shape. 
     
     
       9. The footwear of  claim 1 , wherein the instep guard includes a resilient material. 
     
     
       10. The footwear of  claim 1 , wherein the instep guard is positioned on an underside of the instep portion of the footwear. 
     
     
       11. Footwear for protecting a foot, comprising:
   a toe of the footwear;        a vamp of an upper extending from said toe to an instep portion;        a liner positioned beneath said instep portion;        an elastic guard positioned between said instep portion and said liner and including a plurality of hollow passages;        said elastic instep guard is in direct contact with said toe and extends from said toe toward said instep portion for providing continuous protection to the foot; and        wherein the instep guard includes:      a first sheet; and        a plurality of support members extending from the first sheet to define the plurality of the hollow passages.       
     
     
       12. The footwear of  claim 11  wherein the instep guard further comprises a second sheet connected to the first sheet by the support members. 
     
     
       13. The footwear of  claim 11  wherein the hollow passages are filled with air. 
     
     
       14. The footwear of  claim 11  wherein the hollow passages are elongated. 
     
     
       15. The footwear of  claim 11  wherein at least one of the plurality of hollow passages has cross- section that is either circular, ovoid, or triangular in shape.   
     
     
       16. The footwear of  claim 11  wherein the instep guard includes a resilient material. 
     
     
       17. The footwear of  claim 11  wherein the instep guard is positioned on an underside of the instep portion of the footwear. 
     
     
       18. Footwear for protecting a foot, comprising:
   a toe of the footwear;        a vamp of an upper extending from said toe to an instep portion;        a liner positioned beneath said instep portion;        an elastic guard positioned between said instep portion and said liner and including a plurality of hollow passages;        said elastic instep guard is in direct contact with said toe and extends from said toe toward said instep portion for providing continuous protection to the foot; and        wherein at least some of the plurality of passages are defined by a first sheet and support members.     
     
     
       19. Footwear for protecting a foot, comprising:
   a toe of the footwear;        a vamp of an upper extending from said toe to an instep portion;        a liner positioned beneath said instep portion;        an elastic guard positioned between said instep portion and said liner and including a plurality of hollow passages;        said elastic instep guard is in direct contact with said toe and extends from said toe toward said instep portion for providing continuous protection to the foot; and        wherein the plurality of support members define a first type of elongated passage with a first cross - section shape and a second type of elongated passage with a second cross - section shape.     
     
     
       20. Footwear for protecting a foot, comprising:
   a toe of the footwear;        a vamp of an upper extending from said toe to an instep portion;        a liner positioned beneath said instep portion;        an elastic guard positioned between said instep portion and said liner and including a plurality of hollow passages;        said elastic instep guard is in direct contact with said toe and extends from said toe toward said instep portion for providing continuous protection to the foot; and        wherein said toe is a steel toe.

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