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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bridgestone Firestone Inc
Original Assignee
Firestone Tire and Rubber Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Firestone Tire and Rubber CofiledCriticalFirestone Tire and Rubber Co
Priority to ES0240008ApriorityCriticalpatent/ES240008A1/en
Publication of ES240008A1publicationCriticalpatent/ES240008A1/en
Improvements in pneumatic springs, characterized by comprising a wall of flexible material in the form of an externally convex turn, terminated in a heel, practically inextensible in the circumferential direction and of limited flexibility; the heel has a base of predetermined outside diameter and an elastic edge extended outwardly at an angle to the central longitudinal axis of said pneumatic spring. (Machine-translation by Google Translate, not legally binding)
ES0240008A1958-02-071958-02-07Improvement in pneumatic springs (Machine-translation by Google Translate, not legally binding)
ExpiredES240008A1
(en)