Download United States Patent (19) : (45) July 1, 1975 PDF Free - Full Version
Download United States Patent (19) : (45) July 1, 1975 by ['Rodrigo Contreras'] in PDF format completely FREE. No registration required, no payment needed. Get instant access to this valuable resource on PDFdrive.to!
About United States Patent (19) : (45) July 1, 1975
This patent describes an amphibious hydraulic excavator that can operate underwater. It consists of a water-tight excavator mounted on an amphibious truck. The excavator components are hydraulically-powered and water-tight, and the engine is enclosed in a water-tight compartment. A snorkel allows the engine to intake and exhaust air while submerged. The excavator can be remotely controlled from shore using radio signals.
Detailed Information
| Author: | ['Rodrigo Contreras'] |
|---|---|
| Publication Year: | 2020 |
| Pages: | 6 |
| Language: | English |
| Format: | |
| Price: | FREE |
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