7 results found
Dav Dona Manitou, KY
Professions & Specialties
News Anchor • Commercial Announcer • Presenter
Experience & Education
| United States Patent | Inventor | Appl. No. | Assignee |
|---|---|---|---|
|
#4557631 Dec 10, 1985 Filed: Aug 29, 1983 |
Dav Dona (Manitou, KY) David M. Donan (Woodbridge, NJ) | 6/526959 | |
| International Classification: | E21D 2000, E21D 2100, F16B 1306 | 405259 |
Patent:
Off-center rock bolt anchor and method
Abstract:
An off-center rock bolt anchor includes a wedge nut having a modified frusto-conical lower end...
Dav Dona Manitou, KY
Professions & Specialties
News Anchor • Commercial Announcer • Presenter
Experience & Education
| United States Patent | Inventor | Appl. No. | Assignee |
|---|---|---|---|
|
#4380407 Apr 19, 1983 Filed: Jul 27, 1981 |
Dav Dona (Manitou, KY) | 6/287523 |
Waiamea Company, Inc. (Manitou, KY) |
| International Classification: | E21D 1100 | 405259 |
Patent:
Dual thrust anchor shell assembly
Abstract:
A dual thrust anchor shell assembly for use with mine roof bolts or rock bolts include first and...
David Donan Manitou, KY
Professions & Specialties
News Anchor • Commercial Announcer • Presenter
Experience & Education
| United States Patent | Inventor | Appl. No. | Assignee |
|---|---|---|---|
|
#4380407 Apr 19, 1983 Filed: Jul 27, 1981 |
David C. Donan (Manitou, KY) | 6/287523 |
Waiamea Company, Inc. (Manitou, KY) |
| International Classification: | E21D 1100 | 405259 |
Patent:
Dual thrust anchor shell assembly
Abstract:
A dual thrust anchor shell assembly for use with mine roof bolts or rock bolts include first and...
Dav Dona Manitou, KY
Professions & Specialties
News Anchor • Commercial Announcer • Presenter
Experience & Education
| United States Patent | Inventor | Appl. No. | Assignee |
|---|---|---|---|
|
#4453845 Jun 12, 1984 Filed: Jan 19, 1983 |
Dav Dona (Manitou, KY) | 6/459191 | |
| International Classification: | E21D 2000, E02D 574 | 405259 |
Patent:
Base thrust anchor shell assembly
Abstract:
Base thrust anchor assembly for use with roof bolts and base plate having means to provide deep...
David Donan Manitou, KY
Professions & Specialties
News Anchor • Commercial Announcer • Presenter
Experience & Education
| United States Patent | Inventor | Appl. No. | Assignee |
|---|---|---|---|
|
#4453845 Jun 12, 1984 Filed: Jan 19, 1983 |
David C. Donan (Manitou, KY) | 6/459191 | |
| International Classification: | E21D 2000, E02D 574 | 405259 |
Patent:
Base thrust anchor shell assembly
Abstract:
Base thrust anchor assembly for use with roof bolts and base plate having means to provide deep...
David Donan Manitou, KY
Professions & Specialties
News Anchor • Commercial Announcer • Presenter
Experience & Education
| United States Patent | Inventor | Appl. No. | Assignee |
|---|---|---|---|
|
#4293244 Oct 6, 1981 Filed: Jul 30, 1979 |
David C. Donan (Manitou, KY) | 6/061595 |
Waimea Company Inc. (Manitou, KY) |
| International Classification: | E21D 2100 | 405259 |
Patent:
Pick arm anchor assembly
Abstract:
A pick arm anchor assembly for use as a rock or mine roof bolt hole anchor characterized by an...
Dav Dona Manitou, KY
Professions & Specialties
News Anchor • Commercial Announcer • Presenter
Experience & Education
| United States Patent | Inventor | Appl. No. | Assignee |
|---|---|---|---|
|
#4293244 Oct 6, 1981 Filed: Jul 30, 1979 |
Dav Dona (Manitou, KY) | 6/061595 |
Waimea Company Inc. (Manitou, KY) |
| International Classification: | E21D 2100 | 405259 |
Patent:
Pick arm anchor assembly
Abstract:
A pick arm anchor assembly for use as a rock or mine roof bolt hole anchor characterized by an...