GB Patent: GB-250,327
|
Improvements in Apparatus for Use in the Treatment of Roads
|
Patentee:
|
|
Frederick W. Smart (exact or similar names) - Bedford, Bedfordshire County, England |
Manufacturer: |
Not known to have been produced |
|
Patent Dates:
|
Applied: |
Jan. 09, 1925 |
Granted: |
Apr. 09, 1926 |
Espacenet patent
Report data errors or omissions to steward
Joel Havens "Vintage Machinery" entry for Aveling & Porter, Ltd.
|
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. |
|