Patent · US Expired

Reel for magnetic recording tape

US4088278A · kind A · utility

15Cited by
6References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 16, 1977
Grant dateMay 9, 1978
Priority date
Expiry dateMay 16, 1997

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65H2701/5136
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A reel for magnetic recording tape includes a hub having axially extending coaxial inner and outer rims joined by a radially extending web, and an intermediate ring on each side of the web extending axially outward of the web, and a pair of opposed flanges. The flanges are attached to and extend radially outward of the hub, and each flange has a pair of coaxial rings extending axially inward of the reel with the radially outer flange rings being received against the corresponding radially inward portion of the hub outer rim and the radially inner flange rings being received against the radially outward portion of the corresponding hub intermediate rings.

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