Downhole tool retainer and guide ring and methods of fabricating the same
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
E21B-017/02
E21B-017/03
E21B-004/14
E21B-017/04
B23P-015/00
E21B-017/042
출원번호
US-0693663
(2012-12-04)
등록번호
US-9291006
(2016-03-22)
발명자
/ 주소
Bassinger, Ross
Bassinger, Grey
King, William W.
출원인 / 주소
VAREL INTERNATIONAL IND., L.P.
인용정보
피인용 횟수 :
0인용 특허 :
22
초록▼
A retainer and guide ring includes a first ring half and a second ring half that when placed adjacent to one another forms a complete ring. The retainer and guide ring also includes a kerf that is formed between ends of each of the first and second ring halves, which ranges from about zero inches to
A retainer and guide ring includes a first ring half and a second ring half that when placed adjacent to one another forms a complete ring. The retainer and guide ring also includes a kerf that is formed between ends of each of the first and second ring halves, which ranges from about zero inches to about 0.010 inches. In some exemplary embodiments, the retainer and guide ring is formed by obtaining two identical rings and making a cut along an edge of the diameter on each ring thereby forming a larger ring arc and a smaller ring arc for each of the rings. The two larger ring arcs are used to form the retainer and guide ring. In another exemplary embodiment, the retainer and guide ring is formed by obtaining a single ring and making a cut along the diameter.
대표청구항▼
1. A method for fabricating a split retainer and guide ring, the method comprising: obtaining a first ring and a second ring, the first ring being identical to the second ring, each of the first and second rings comprising a diameter;cutting the first ring along an edge of the diameter, thereby form
1. A method for fabricating a split retainer and guide ring, the method comprising: obtaining a first ring and a second ring, the first ring being identical to the second ring, each of the first and second rings comprising a diameter;cutting the first ring along an edge of the diameter, thereby forming a first larger ring arc and a first smaller ring arc, the first larger ring arc being larger than the first smaller ring arc, the first larger ring arc being substantially a complete half of the first ring, the first larger ring arc having a first larger ring arc first end and a first larger ring arc second end;cutting the second ring along an edge of the diameter, thereby forming a second larger ring arc and a second smaller ring arc, the second larger ring arc being larger than the second smaller ring arc, the second larger ring arc being substantially a complete half of the second ring, the second larger ring arc having a second larger ring arc first end and a second larger ring arc second end;placing the first larger ring arc first end adjacent to the second larger ring arc first end to form the split retainer and guide ring, the first larger ring arc being separated from the second larger ring arc by a kerf, the kerf ranging from about zero inches to about 0.010 inches. 2. The method of claim 1, wherein the kerf ranges from about zero inches to about 0.005 inches. 3. The method of claim 1, wherein the kerf ranges from about zero inches to about 0.002 inches. 4. The method of claim 1, wherein the cutting of at least one of the first and second rings is performed using a saw cutting process. 5. The method of claim 1, wherein the cutting of at least one of the first and second rings is performed using a laser cutting process. 6. The method of claim 1, wherein the cutting of at least one of the first and second rings is performed using an ion machining process. 7. The method of claim 1, wherein the cutting of at least one of the first and second rings is performed using a wire electro discharge machining process. 8. A method for fabricating a split retainer and guide ring, the method comprising: obtaining a first ring comprising a diameter;obtaining a second ring comprising the diameter;cutting the first ring along the diameter, thereby forming a first larger ring arc and a first smaller ring arc;cutting the second ring along the diameter, thereby forming a second larger ring arc and a second smaller ring arc;placing the first larger ring arc adjacent to and in the same plane as the second larger ring arc to form the split retainer and guide ring, the first larger ring arc being separated from the second larger ring arc by a kerf, the kerf ranging from about zero inches to about 0.010 inches. 9. The method of claim 8, wherein the kerf ranges from about zero inches to about 0.005 inches. 10. The method of claim 8, wherein the kerf ranges from about zero inches to about 0.002 inches. 11. The method of claim 8, wherein the cutting of the first ring is performed using a saw cutting process. 12. The method of claim 8, wherein the cutting of the first ring is performed using a laser cutting process. 13. The method of claim 8, wherein the cutting of the first ring is performed using an ion machining process. 14. The method of claim 8, wherein the cutting of the first ring is performed using a wire electro discharge machining process.
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