US175629A - Improvement in logging-dogs - Google Patents
Improvement in logging-dogs Download PDFInfo
- Publication number
- US175629A US175629A US175629DA US175629A US 175629 A US175629 A US 175629A US 175629D A US175629D A US 175629DA US 175629 A US175629 A US 175629A
- Authority
- US
- United States
- Prior art keywords
- dogs
- logging
- improvement
- otis
- smith
- 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
- 241000282472 Canis lupus familiaris Species 0.000 description 6
- 241001246312 Otis Species 0.000 description 4
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B35/00—Transporting of glass products during their manufacture, e.g. hot glass lenses, prisms
- C03B35/14—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands
- C03B35/20—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by gripping tongs or supporting frames
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
- B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
- B66C1/48—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces to vertical edge portions of sheets, tubes, or like thin or thin-walled articles
Definitions
- the two dogs A A are represented as two levers crossing one another, and pivoted together at the crossing, the shorter arms of the dogs terminating in two eyes, a a, and the longer ones in two spurs, b b, all being arranged as shown.
- Each longer arm from end to end not only curves in one direction, as shown in Fig. 1, but also in another, as represented in Fig. 2, such buing in order that it may lie upon and conform to the surface of a log, and its spur obtain and maintain abetter hold thereof than would be the OTIS E. SMITH. witnesses:
Description
V hereby declare the same to be fully described PATENT OFFKEE,
OTIS E. SMITH, OF WATERVILLE, MAINE.
IMPROVEMENT IN LOGGING-DOGS.
Specification forming part of Letters Patent No. [75,629, dated April 4', 1876; application filed March 20, 1876.
To all whom it may concern Be it known that I, OTIS H. SMITH, of Waterville, of the county of Kennebec and State of Maine, have invented a new and us ful Improvement in Logging-Dogs; and do in the following specification, and represented in the accompanying drawings, of which- Figure 1 is a top view, and Fig. 2 an edge elevation, of a pair of logging-dogs of my improved kind.
In carrying out my invention I curve in two directions, as shown, each of the hooked or spurred arms of the pair of dogs.
In the drawings the two dogs A A are represented as two levers crossing one another, and pivoted together at the crossing, the shorter arms of the dogs terminating in two eyes, a a, and the longer ones in two spurs, b b, all being arranged as shown. Each longer arm from end to end not only curves in one direction, as shown in Fig. 1, but also in another, as represented in Fig. 2, such buing in order that it may lie upon and conform to the surface of a log, and its spur obtain and maintain abetter hold thereof than would be the OTIS E. SMITH. Witnesses:
R. H. EDDY, J. R. SNOW.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US175629A true US175629A (en) | 1876-04-04 |
Family
ID=2245036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US175629D Expired - Lifetime US175629A (en) | Improvement in logging-dogs |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US175629A (en) |
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0
- US US175629D patent/US175629A/en not_active Expired - Lifetime
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