IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0371848
(2009-02-16)
|
등록번호 |
US-8337340
(2012-12-25)
|
발명자
/ 주소 |
|
출원인 / 주소 |
- Sportsfield Specialties, Inc.
|
대리인 / 주소 |
Heslin Rothenberg Farley & Mesiti P.C.
|
인용정보 |
피인용 횟수 :
5 인용 특허 :
14 |
초록
▼
A base, a home plate, and a pitcher's rubber for use on synthetic turf infill material for playing baseball includes an upper portion in the shape of the at least one of base, home plate, and a pitcher's rubber, and a lower portion comprising a plurality of downwardly-depending projections extending
A base, a home plate, and a pitcher's rubber for use on synthetic turf infill material for playing baseball includes an upper portion in the shape of the at least one of base, home plate, and a pitcher's rubber, and a lower portion comprising a plurality of downwardly-depending projections extending about ½ inch to about 1 inch below a bottom surface of the upper portion. The plurality of downwardly-depending projections is engageable with the synthetic turf infill material for playing baseball.
대표청구항
▼
1. A device for use as at least one of a base and a home plate on a synthetic turf infill material for playing baseball, said device comprising: an upper portion in the shape of said at least one of the base and the home plate;a lower portion comprising a plurality of downwardly-depending projection
1. A device for use as at least one of a base and a home plate on a synthetic turf infill material for playing baseball, said device comprising: an upper portion in the shape of said at least one of the base and the home plate;a lower portion comprising a plurality of downwardly-depending projections extending about ½ inch to about 1 inch below a bottom surface of said upper portion, and a length of said downwardly-depending projections being greater than a width of said downwardly-depending projections, and wherein a bottom portion of said upper portion comprises a recessed cavity for receiving a portion of said lower portion; andwherein said plurality of downwardly-depending projections is engageable with the synthetic turf infill material for playing baseball. 2. The device of claim 1 wherein said lower portion comprises a density of said downwardly-depending projections of about 1 projection to about 2 projections per square inch. 3. The device of claim 1 wherein said downwardly-depending projections comprises a generally fustoconical shape. 4. The device of claim 3 wherein said downwardly-depending projections comprises an upper diameter of about ¼ inch and a lower distal diameter of about ⅛ inch. 5. The device of claim 1 wherein said downwardly-depending projections disposed in a center of said lower portion are longer than said downwardly-depending projections disposed adjacent to a peripheral edge of the device. 6. The device of claim 1 wherein said upper portion comprises a plurality of ribs for strengthening said upper portion. 7. The device of claim 1 wherein said lower portion is over-molded into said recessed cavity of said upper portion. 8. The device of claim 1 wherein said upper portion comprises a first material, said lower portion comprises a second material, and said second material being more resilient than said first material. 9. The device of claim 1 wherein said device comprises at least one of a first base, a second base, and a third base. 10. The device of claim 1 wherein said device comprises said home plate. 11. The device of claim 1 wherein said plurality of downwardly-depending projections extend greater than ½ inch to about 1 inch below the bottom surface of said upper portion. 12. The device of claim 1 wherein said downwardly-depending projections comprises a lower distal diameter of about ⅛ inch. 13. The device of claim 12 wherein said lower portion comprises a density of said downwardly-depending projections of about 1 projection to about 2 projections per square inch. 14. The device of claim 13 wherein said downwardly-depending projections disposed in a center of said lower portion are longer than said downwardly-depending projections disposed adjacent to a peripheral edge of the device. 15. The device of claim 14 wherein said lower portion is over-molded into said recessed cavity of said upper portion. 16. The device of claim 1 wherein said plurality of downwardly-depending projections is disposed normal relative to said bottom surface of said upper portion. 17. The device of claim 1 wherein said plurality of downwardly-depending projections generally define a pattern within a circle spaced from a peripheral edge of said upper portion. 18. The device of claim 1 wherein said plurality of downwardly-depending projections is generally arranged in a plurality of concentric circles. 19. The device of claim 1 wherein said plurality of downwardly-depending projections comprise a plurality of resilient downwardly-depending projections. 20. A kit for playing baseball on a synthetic field, the kit comprising: three bases, said three bases comprising:an upper portion;a lower portion comprising a plurality of downwardly-depending projections extending about ½ inch to about 1 inch below a bottom surface of said upper portion, and a length of said downwardly-depending projections being greater than a width of said downwardly-depending projections, and wherein a bottom portion of said upper portion comprises a recessed cavity for receiving a portion of said lower portion; andwherein said plurality of downwardly-depending projections is engageable with the synthetic turf infill material for playing baseball. 21. The kit of claim 20 wherein said plurality of downwardly-depending projections extend greater than ½ inch to about 1 inch below the bottom surface of said upper portion. 22. A kit for playing baseball on a synthetic filed, the kit comprising: three bases, said three bases, and said pitcher's rubber comprising:an upper portion;a lower portion comprising a plurality of downwardly-depending projections extending about ½ inch to about 1 inch below a bottom surface of said upper portion, and a length of said downwardly-depending projections being greater than a width of said downwardly-depending projections, and wherein said downwardly-depending projections disposed in a center of said lower portion are longer than said downwardly-depending projections disposed adjacent to a peripheral edge of the device; andwherein said plurality of downwardly-depending projections is engageable with the synthetic turf infill material for playing baseball. 23. The baseball field of claim 22 wherein said plurality of downwardly-depending projections extend greater than ½ inch to about 1 inch below the bottom surface of said upper portion. 24. A home plate for use on synthetic turf infill material for playing baseball, said home plate comprising: an upper portion;a lower portion comprising a plurality of downwardly-depending projections extending about ½ inch to about 1 inch below a bottom surface of said upper portion, and said downwardly-depending projections comprising a density of about 1 projection to about 2 projections per square inch, and a length of said downwardly-depending projections being greater than a width of said downwardly-depending projections; and wherein a bottom portion of said upper portion comprises a recessed cavity for receiving a portion of said lower portion; andwherein said plurality of downwardly-depending projections is engageable with the synthetic turf infill material for playing baseball. 25. The home plate of claim 24 wherein said downwardly-depending projections disposed in a center of said lower portion are longer than said downwardly-depending projections disposed adjacent to a peripheral edge of the device. 26. The home plate of claim 24 wherein said lower portion is over-molded into said recessed cavity of said upper portion. 27. The home plate of claim 24 wherein said upper portion comprises a first material, said lower portion comprises a second material, and said second material being more resilient than said first material. 28. A kit for playing baseball on a synthetic field, the kit comprising: a first base;a second base;a third base;the home plate of claim 24; anda pitcher's rubber. 29. A baseball field comprising: a synthetic turf infill material;a first base;a second base;a third base;the home plate of claim 24; anda pitcher's rubber. 30. The home plate of claim 24 wherein said plurality of downwardly-depending projections extend greater than ½ inch to about 1 inch below the bottom surface of said upper portion. 31. A pitcher's rubber for use on synthetic turf infill material for playing baseball, said pitcher's rubber comprising: an upper portion;a lower portion comprising a plurality of downwardly-depending projections extending about ½ inch to about 1 inch below a bottom surface of said upper portion, and said downwardly-depending projections comprising a density of about 1 projection to about 2 projections per square inch, and a length of said downwardly-depending projections being greater than a width of said downwardly-depending projections; and wherein a bottom portion of said upper portion comprises a recessed cavity for receiving a portion of said lower portion; andwherein said plurality of downwardly-depending projections is engageable with the synthetic turf infill material for playing baseball. 32. The pitcher's rubber of claim 31 wherein said lower portion is over-molded into said recessed cavity of said upper portion. 33. The pitcher's rubber of claim 31 wherein said upper portion comprises a first material, said lower portion comprises a second material, and said second material being more resilient than said first material. 34. A kit for playing baseball on a synthetic field, the kit comprising: a first base;a second base;a third base;a home plate; andthe pitcher's rubber of claim 31. 35. A baseball field comprising: a synthetic turf infill material;a first base;a second base;a third base;a home plate; andthe pitcher's rubber of claim 31. 36. The pitcher's rubber of claim 31 wherein said plurality of downwardly-depending projections extend greater than ½ inch to about 1 inch below the bottom surface of said upper portion. 37. A device for use as at least one of a base, a home plate, and a pitcher's rubber on a synthetic turf infill material for playing baseball, said device comprising: an upper portion in the shape of said at least one of the base, the home plate, and the pitcher's rubber;a lower portion comprising a plurality of downwardly-depending projections extending about ½ inch to about 1 inch below a bottom surface of said upper portion, a length of said downwardly-depending projections being greater than a width of said downwardly-depending projections, and said downwardly-depending projections disposed in a center of said lower portion are longer than said downwardly-depending projections disposed adjacent to a peripheral edge of the device; andwherein said plurality of downwardly-depending projections is engageable with the synthetic turf infill material for playing baseball. 38. The device of claim 37 wherein said lower portion comprises a density of said downwardly-depending projections of about 1 projection to about 2 projections per square inch. 39. The device of claim 37 wherein said plurality of downwardly-depending projections extend greater than ½ inch to about 1 inch below the bottom surface of said upper portion. 40. The device of claim 37 wherein said plurality of downwardly-depending projections is disposed normal relative to said bottom surface of said upper portion. 41. The device of claim 37 wherein said downwardly-depending projections comprises a generally fustoconical shape. 42. The device of claim 41 wherein said downwardly-depending projections comprises an upper diameter of about ¼ inch and a lower distal diameter of about ⅛ inch. 43. The device of claim 37 wherein said upper portion comprises a plurality of ribs for strengthening said upper portion. 44. The device of claim 37 wherein a bottom portion of said upper portion comprises a recessed cavity for receiving a portion of said lower portion. 45. The device of claim 44 wherein said lower portion is over-molded into said recessed cavity of said upper portion. 46. The device of claim 37 wherein said upper portion comprises a first material, said lower portion comprises a second material, and said second material being more resilient than said first material. 47. The device of claim 37 wherein said at least one of a base, a home plate, and a pitcher's rubber is at least one of a first base, a second base, and a third base. 48. The device of claim 47 wherein said plurality of downwardly-depending projections are disposed generally define a pattern within a circle spaced from a peripheral edge of said upper portion. 49. The device of claim 37 wherein said plurality of downwardly-depending projections is generally arranged in a plurality of concentric circles. 50. The device of claim 37 wherein said at least one of a base a home slate and a pitcher's rubber is a home plate. 51. The device of claim 50 wherein said plurality of downwardly-depending projections are disposed generally define a pattern within a circle spaced from a peripheral edge of said upper portion. 52. The device of claim 51 wherein said plurality of downwardly-depending projections is generally arranged in a plurality of concentric circles. 53. The device of claim 37 wherein said at least one of a base, a home plate, and a pitcher's rubber is a pitcher's rubber.
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