From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
List of patent specifications for various automotive components and systems.
| Identifier | ExFiles\Box 147\4\ scan0044 | |
| Date | 15th August 1940 guessed | |
| No. Patentee. Title. 523,612 Sterling Corporation Piston. Light alloy piston of internal combustion engine having a transversely flexible elliptical bearing portion connected to head in region of gudgeon pin bosses, but with bearing portion between bosses separated from head, is stiffened internally by a series of ribs or webs specially arranged. 523,654 Birmingham Small Arms Motor vehicles. Co.,Ltd and H.Perkins. This and the next five [handwritten over typed word] specifications relates to arrangements of a motor vehicle in which all four wheels are driven, steerable and independently sprung 523,655 Birmingham Small Arms Steering mech- Co.Ltd., and J.N.H.Tait. anism for motor vehicles. 523,656 W.M.Blagden " 523,657 W.M.Blagden, Birmingham Transmission Small Arms Co.Ltd., and mechanism for H.Perkins. motor vehicles 523,659 Birmingham Small Arms Steering mech- Co.Ltd., J.N.H.Tait and anism for W.M.Blagden. motor vehicles 523,660 " " 523,671/7 Zavody Ringhoffer-Tatra Two [handwritten] Akciova Spolecnost. Device for supply- ing air to the motor and passen- ger compartments of vehicles To provide air to passengers in the rear of the streamlined saloon car, the roof is made hollow and air enters the front of the hollow space over the top of the windscreen | ||