GB Patent: GB-250,327
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| Improvements in Apparatus for Use in the Treatment of Roads
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Patentee:
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| Frederick W. Smart (exact or similar names) - Bedford, Bedfordshire County, England |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jan. 09, 1925 |
| Granted: |
Apr. 09, 1926 |
Espacenet patent
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Joel Havens
"Vintage Machinery" entry for Aveling & Porter, Ltd.
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Description: |
| Abstract:
e of keying the surfacing material consists of a spiked cylinder 1 adapted to rotate freely on a shaft 2 carried in a frame 4 slidably adjustable with respect to a second frame 6 attached to the rear of the road roller. In the form shown, the frame 4 is raised and lowered by a handwheel 8 driving a worm gear which rotates a pinion 13 engaging a rack 14 on the frame 4. The spikes 16 are screwed to permit of adjustment in the roller 1. |
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