US185078A - Improvement in pipe-wrenches - Google Patents
Improvement in pipe-wrenches Download PDFInfo
- Publication number
- US185078A US185078A US185078DA US185078A US 185078 A US185078 A US 185078A US 185078D A US185078D A US 185078DA US 185078 A US185078 A US 185078A
- Authority
- US
- United States
- Prior art keywords
- pipe
- gripe
- lever
- wrenches
- improvement
- 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
- 229910001208 Crucible steel Inorganic materials 0.000 description 2
- 229910001296 Malleable iron Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000002035 prolonged Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B13/00—Spanners; Wrenches
- B25B13/46—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle
Definitions
- This wrench consists ofaslotted bent lever, caused by the two connections t t and D. L, with a sliding shoulder, b, attached to a
- the crushing power of the gripes is a direct gripe, G, by a hinge-joint, H, as shown in the function of the force acting at the end of the drawing, and asecond gripe, B, attached, bya lever; hence there can be no danger of a similar joint, to gripe U at D, and prolonged slip in cases of great resistance, when the in a curve through the slot in @he lever L, as teeth are in reasonable condition.
- the gripesB and O are furnished ing the lever, the gripes are opened and the .with teeth t t t, (and t, when desired,) pipe released, and by reversing the wrench which are fitted into the gripes in such a manthe pipe can be turned in the opposite direcner as to be easily replaced, each one of them tion.
- A being dovetailed into the gripe, and held from I claim as my inventionsliding by a slight upset made with a The combination of slotted bent lever L, prick-punch.
- the wrench is to be made having the sliding shoulder S, gripe B, with of cast-steel 0r malleable iron, with steel teeth curved extension A, riding in the slot of the and rivets, the teeth being hardened.
- lever, and gripe O hinged to gripe B, and to To use this wrench, place the teeth tt of the end of the slotted lever, as and for the gripe 0 against the pipe 1?, as shown in the purpose set forth
Description
D. B. COOK.
PIPE-WRENCH.
'No.185,078 Patented 12%..5, 1876.
6M Mn q flni I THE GRAPHIC COJLY UNITED STATES PATENT m srea- DANIEL B. COOK, OF ITHAOA, NEW YORK.
IMPROVEMENT IN PlPE-WRENCHES.
Specification forming part of Letters Patent No. 185,078, dated December 5, 1876 application filed March 13, 1876. i
To all whom it may concern: as this motion takes place, the sliding shoul- Be it known that I, DANIEL BARNARD der of the slot S acts upon the inner curved 000K, of Ithaca, in the county of Tompkins surface of the portion A of gripe B, gradually and State of New York, have invented a new pushing it outward, and causing a revolution and useful Improvement in Pipe-Wrenches, about D until one of the teeth t" or t comes which invention and improvementis fully set in contact with'the pipe P. Then, by moving forth in the following specification, reference the lever L in the direction in which the pipe being had to the accompanying drawing, is to be turned, the gripes are held firmly whereagainst the pipe by the wedge-like action of Figure 1 shows the tool open, and Fig. 2 the sliding shoulder S upon the curved porshows it shut about a pipe. tion A of pipe B, and the reaction of gripe G,
This wrench consists ofaslotted bent lever, caused by the two connections t t and D. L, with a sliding shoulder, b, attached to a The crushing power of the gripes is a direct gripe, G, by a hinge-joint, H, as shown in the function of the force acting at the end of the drawing, and asecond gripe, B, attached, bya lever; hence there can be no danger of a similar joint, to gripe U at D, and prolonged slip in cases of great resistance, when the in a curve through the slot in @he lever L, as teeth are in reasonable condition. By reversshown at A. The gripesB and O are furnished ing the lever, the gripes are opened and the .with teeth t t t, (and t, when desired,) pipe released, and by reversing the wrench which are fitted into the gripes in such a manthe pipe can be turned in the opposite direcner as to be easily replaced, each one of them tion. A being dovetailed into the gripe, and held from I claim as my inventionsliding by a slight upset made with a The combination of slotted bent lever L, prick-punch. The wrench is to be made having the sliding shoulder S, gripe B, with of cast-steel 0r malleable iron, with steel teeth curved extension A, riding in the slot of the and rivets, the teeth being hardened. lever, and gripe O, hinged to gripe B, and to To use this wrench, place the teeth tt of the end of the slotted lever, as and for the gripe 0 against the pipe 1?, as shown in the purpose set forth.
drawing, and then give a slight pull in the direction of the lever L. This causes a rota- DANIEL B. COOK. tion about t t in a direction opposite to that Witnesses: in which the pipe is to be turned, thus caus- FRANK O. CORNELL,
ing a departure of D from the lever L; and HORACE J. SMITH.,
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US185078A true US185078A (en) | 1876-12-05 |
Family
ID=2254483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US185078D Expired - Lifetime US185078A (en) | Improvement in pipe-wrenches |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US185078A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2577888A (en) * | 1947-10-10 | 1951-12-11 | Holly G Greathouse | Pipe wrench having sliding link and pivoted jaw piece |
| KR100402319B1 (en) * | 2000-11-27 | 2003-10-22 | 노규상 | Pillowcase |
-
0
- US US185078D patent/US185078A/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2577888A (en) * | 1947-10-10 | 1951-12-11 | Holly G Greathouse | Pipe wrench having sliding link and pivoted jaw piece |
| KR100402319B1 (en) * | 2000-11-27 | 2003-10-22 | 노규상 | Pillowcase |
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