When adjusted for work it maybe braced by the pointed legs shown. The boring apparatus is attached by a swivel to a perpendicular guide-bar. This guide-bar is secured to the boiler behind it, which forms the main support of the machine. Upon the guide-bar... Report of the United States National Museum ... - Seite 320von United States National Museum - 1889Vollansicht - Über dieses Buch
| George Perkins Merrill - 1889 - 416 Seiten
...is placed upon a platform on trucks arranged to run upon a track. When adjusted for work it may bo braced by the pointed legs shown. The boring apparatus...purpose of boring a series of holes in a perpendicular liue if desired. Upon the swivel the boring apparatus may be turned, so as to bore in any direction... | |
| Smithsonian Institution. Board of Regents - 1889 - 908 Seiten
...is placed upoii a platform on trucks arranged to run upon a track. When adjusted for work it may be braced by the pointed legs shown. The boring apparatus...machine. Upon the guide-bar the boring apparatus may bo raised or lowered at pleasure, for the purpose of boring a series of holes in a perpendicular line... | |
| George Perkins Merrill - 1889 - 414 Seiten
...is placed upon a platform on trucks arranged to run upon a track. When adjusted for work it may be braced by the pointed legs shown. The boring apparatus...guide-bar. This guide-bar is secured to the boiler bchind it, which forms the main support of the machine. Upon the guide-bar the boring apparatus may... | |
| George Perkins Merrill - 1891 - 506 Seiten
...the pointed legs shown. The boring apparatus is attached by a swivel to a perpendicular guide - bar. This guide-bar is secured to the boiler behind it,...apparatus may be raised or lowered at pleasure, for FIG. 14.— DIAMOND CHANNELLING MACHINE. STONES FOR BUILDING AND DECORATION. the purpose of boring... | |
| George Perkins Merrill - 1891 - 500 Seiten
...the pointed legs shown. The boring apparatus is attached by a swivel to a perpendicular guide - bar. This guide-bar is secured to the boiler behind it,...the main support of the machine. Upon the guide-bar tl'e boring apparatus may be raised or lowered at pleasure, for FIG. 14. — DIAMOND CHANNELLING MACHINE.... | |
| George Perkins Merrill - 1891 - 498 Seiten
...is placed upon a platform on trucks arranged to run upon a track. When adjusted for work it may be braced by the pointed legs shown. The boring apparatus is attached by a swivel to a perpendicular guide - bar. This guide-bar is secured to the boiler behind it, which forms the main support of the... | |
| Park Benjamin - 1892 - 970 Seiten
...is placed upon a platform on trucks arrangod to run upon a track. When adjusted for work it may be braced by the pointed legs shown. The boring apparatus...attached by a swivel to a perpendicular guidebar. This guide-bur is secured to the boiler behind it, which forms the main support of the machine. Upon the... | |
| Park Benjamin - 1892 - 962 Seiten
...is placed upon a platform on trucks arranged to run upon a track. When adjusted for work it may be braced by the pointed legs shown. The boring apparatus is attached by a swivel toa perpendicular guidebar. This guide-bar is secured to the boiler behind it, which forms the main... | |
| 1894 - 310 Seiten
...platform on trucks, arranged to run on a track. When adjusted for work, it may be braced by pointed legs. The boring apparatus is attached by a swivel to a...guide-bar, the boring apparatus may be raised or lowered at will, for ihe purpose of boring a series of holes in a perpendicular line, if desired. Upon the swivel,... | |
| George Perkins Merrill - 1903 - 658 Seiten
...apparatus is Fie. 15.— DIAM0ND CHANNELLING MACHINE. attached by a swivel to a perpendicular guide - bar. This guide-bar is secured to the boiler behind it,...purpose of boring a series of holes in a perpendicular line if desired. Upon the swivel the boring apparatus may be turned, so as to bore in any direction... | |
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