GB190107705A - Improvements in Jack-screws. - Google Patents
Improvements in Jack-screws.Info
- Publication number
- GB190107705A GB190107705A GB190107705DA GB190107705A GB 190107705 A GB190107705 A GB 190107705A GB 190107705D A GB190107705D A GB 190107705DA GB 190107705 A GB190107705 A GB 190107705A
- Authority
- GB
- United Kingdom
- Prior art keywords
- stem
- head
- screw
- socket
- interposed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Abstract
7705. Allison, R. B. April 15. Lifting-jacks.-The standard A is fitted with a screwed and replaceable bush B secured from rotation. The head of the screw C is socketed to receive the stem of the lifting-head D, between which and the top of the screw balls G are interposed. A ball E is interposed between the bottom of the stem and a hardened plate F with adjustable packing f. The bottom of the stem may be fitted with a convex plate to bear against a similar one at the bottom of the socket. The head may be retained by a set-screw H engaging with an annular groove d<11>. In a modification, the socket is formed in the head and the stem on the screw.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB190107705T | 1901-04-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB190107705A true GB190107705A (en) | 1902-02-20 |
Family
ID=32363622
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB190107705D Expired GB190107705A (en) | 1901-04-15 | 1901-04-15 | Improvements in Jack-screws. |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB190107705A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2625369A (en) * | 1947-07-03 | 1953-01-13 | Akron Products Company | Jack |
-
1901
- 1901-04-15 GB GB190107705D patent/GB190107705A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2625369A (en) * | 1947-07-03 | 1953-01-13 | Akron Products Company | Jack |
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