Patent · US Expired

Hollow body made from a thermoplastic

US4174782A · kind A · utility

110Cited by
6References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 6, 1978
Grant dateNov 20, 1979
Priority date
Expiry dateFeb 6, 1998

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/1397
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A hollow container of molecularly oriented thermoplastic material having a generally cylindrical form and provided with a base constituted by a series of annular toroidal sections of semicircular cross section and having alternating directions of curvature.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.