Patent GB-1918-130791
Top of patent identifies inventor/applicants in a complicated way: "We, Boulton & Paul Limited, of Aircraft Works, Norwich, Norfolk, Designers & Manufacturers of Aircraft, and John Dudley North, of 'The Cottage,' Burgh Apton, Norfolk, Engineer, do hereby declare the nature of this invention to be as follows . . . "
"130,791. Boulton & Paul, and North, J. D. Aug. 15, 1918. Guide-pulleys.-Guide-pulleys for the cables of aircraft controls are formed of a pair of side plates 1, 2 spaced apart by annular members 4, 5, one pair for each sheaf, the whole being secured together as shown. The annular parts are provided with grooves 7, 8 which, after assembly, form guides for the cable. A flattened portion 3 prevents rotation of the pulley casing, and a bracket 14 serves for its attachment to the machine. Fig. 4 shows a modification having dished plates, each acting both as cover-plate and spacing-member."
- Tech class: CPC B64C13/30: Transmitting means without power amplification or where power amplification is irrelevant mechanical using cable, chain, or rod mechanisms
Inferences:
- Inventor location and occupation: North: 'The Cottage,' Burgh Apton, Norfolk, Britain; Engineer
- Applicants: Boulton & Paul Limited (in our db as Boulton and Paul); John Dudley North
- Applicant firm's industry: Boulton & Paul are Aircraft Works (or part of it?)
Sources
- Original patent document and bibliography entry on espacenet
- Patent GB130791A on google patents
| Year filed | 1918 |
|---|---|
| Year granted | 1919 |
| Office | GB |
| Patent number | 130791 |
| Inventors | John Dudley North |
| Inventor country | GB |
| Inventor location | Norwich |
| Applicant person | John Dudley North |
| Applicant firm | Boulton and Paul |
| Applicant type | COMPANY+INDIV |
| Applicant is inventor? | No |
| Original title | Improvements in or relating to the Mounting of Pulleys for the Control Cables of Aircraft |
| English title | Mounting of pulleys for control cables of aircraft |
| Tech fields | control |
| Filing date | August 15, 1918 |
| Full specification filed date | February 13, 1919 |
| Application number | 1327918 |
| Grant date | August 14, 1919 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | 13279 |
| Patent agent | Brewer & Son |
| Assigned to | |
| National tech categories | |
| IPCs | IPC B64C13/30 |
| CPCs | CPC B64C13/30 |
| Family year | 1918 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | 0 |
| Application ID | 21677621 |
| INPADOC family ID | 23445145 |
| Number of text pages | 4 |
| Number of diagram pages | 1 |
| Number of figures | 5 |
| Number of claims | 4 |
