US352531A - William f - Google Patents
William f Download PDFInfo
- Publication number
- US352531A US352531A US352531DA US352531A US 352531 A US352531 A US 352531A US 352531D A US352531D A US 352531DA US 352531 A US352531 A US 352531A
- Authority
- US
- United States
- Prior art keywords
- tube
- william
- screens
- point
- felten
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 101100016398 Danio rerio hars gene Proteins 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/02—Subsoil filtering
- E21B43/08—Screens or liners
- E21B43/084—Screens comprising woven materials, e.g. mesh or cloth
Definitions
- FIG. 1 is a view in elevation of a point of my construction embodying my invention.
- Fig. 2 is a section on the line .fr d: of Fig. 1.
- Fig. 3 is a View in elevation, parts being broken away,showing the details of construction and relative location of the parts.
- the device comprises the short tube A,hav-
- the guards consist of metal hars, and may be of any desired length, and of any shape in cross-section. They are of sufficient thickness, and arranged in such proximity to each other that they form a complete barrier' and 45 ward off stones, Snc., and prevent injury to the strainers when the well is being driven.
- the base of the point bulges and projects beyond the sides of the tube to give clearance for the guards, the ends of which taper to as- 5o sist in gently pushing aside any un-yielding. substance.
- the outer screen is longer than the inner one, and its ends are bent thereover and soldered tothe tube.
- the tube A having aser'ies of perforations longitudi- 6c nally arranged in parallelv rows; surrounding screens, bars located opposite the spaces between the rows of perforations, and serving the double purpose of clamping the screens bet-Ween them and the tube, and a barrier or 6 5 guard for preventing injury to the screens, screws passed through the bars and screens and screwed into the tube for retaining the bars in place, and apoint secured to the lower end of the tube, 'and having its base bulging 7o and extended beyond the sides of said tube, substantially as shown, and for the purposes described.
Description
(NoModel') W. F. PELTEN.
DRIVE WELL POINT.
No. 352,531. Patented Nov. 16,@1886.
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....laliiii 1 22.1.3 .lmllla c (ttt c OO) 00.00oooooooooooooooooooo a a.
@Miam/.WO
UNITED STATESv PATENT OFFICE.
WILLIAM F. FELTEN, OF MERRILL, WISCONSIN, ASSIGNOR OF ONE-HALF TO ARMENIGLE BERNIER, OF SAME PLAGE.
DRIVE-WELL POINT.
SPECIFICATION forming part of Letters Patent No. 352,531, dated November 16, 1886.
Application filed May 26, 1886. Serial No. 203,302.. (No model.)
To all whom it may concern:
Be it known that I, WILLIAM F. FELTEN, a citizen of the United States, residing at Mer rill, in the county of Lincoln and State of Wis- A 5 cousin, have invented certain new and useful Improvenrentsin DriveWell Points; and I do declare the following to be a full, clear, and exact description of the invention, such as will enable others skilled in the art to which it apfv ro pertains to make and use the same, reference being had to the accompanying drawings, and to the letters and figures of reference marked thereon, which forrn a part of this specifica tion. r 5 This invention relates to that class of drivewell points having surrounding strainers, and has for its object to provide a guard for the same to prevent injury when being driven through strata of rock. c
It consists in the novel features more particularl y hereinafter set forth and claimed, and shown in the annexed drawings, in which- Figure I is a view in elevation of a point of my construction embodying my invention. Fig. 2 is a section on the line .fr d: of Fig. 1. Fig. 3 is a View in elevation, parts being broken away,showing the details of construction and relative location of the parts.
The device comprises the short tube A,hav-
The guards consist of metal hars, and may be of any desired length, and of any shape in cross-section. They are of sufficient thickness, and arranged in such proximity to each other that they form a complete barrier' and 45 ward off stones, Snc., and prevent injury to the strainers when the well is being driven.
The base of the point bulges and projects beyond the sides of the tube to give clearance for the guards, the ends of which taper to as- 5o sist in gently pushing aside any un-yielding. substance. The outer screen is longer than the inner one, and its ends are bent thereover and soldered tothe tube.
Having thus describedmy invention, what I claim, and desire to secure by Letters Patent, 1s
The herein shown and described well-point, consisting ofthe following elements: the tube A, having aser'ies of perforations longitudi- 6c nally arranged in parallelv rows; surrounding screens, bars located opposite the spaces between the rows of perforations, and serving the double purpose of clamping the screens bet-Ween them and the tube, and a barrier or 6 5 guard for preventing injury to the screens, screws passed through the bars and screens and screwed into the tube for retaining the bars in place, and apoint secured to the lower end of the tube, 'and having its base bulging 7o and extended beyond the sides of said tube, substantially as shown, and for the purposes described.
In testimony whereof I affix my signature in presence of two witnesses.
WILLIAM F. FELTEN.
Witnesses:
H. H. CURTIS, J. A. ERHART.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US352531A true US352531A (en) | 1886-11-16 |
Family
ID=2421589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US352531D Expired - Lifetime US352531A (en) | William f |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US352531A (en) |
-
0
- US US352531D patent/US352531A/en not_active Expired - Lifetime
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