CA998072A - Hollow globular roller and method of manufacture - Google Patents

Hollow globular roller and method of manufacture

Info

Publication number
CA998072A
CA998072A CA238,160A CA238160A CA998072A CA 998072 A CA998072 A CA 998072A CA 238160 A CA238160 A CA 238160A CA 998072 A CA998072 A CA 998072A
Authority
CA
Canada
Prior art keywords
manufacture
hollow globular
roller
globular roller
hollow
Prior art date
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.)
Expired
Application number
CA238,160A
Inventor
George Woolley
Original Assignee
George Woolley
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 George Woolley filed Critical George Woolley
Priority to CA238,160A priority Critical patent/CA998072A/en
Application granted granted Critical
Publication of CA998072A publication Critical patent/CA998072A/en
Priority claimed from US05/765,427 external-priority patent/US4090283A/en
Expired legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63CSKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
    • A63C17/00Roller skates; Skate-boards
    • A63C17/22Wheels for roller skates
    • A63C17/24Wheels for roller skates with ball-shaped or spherical running surfaces
CA238,160A 1975-10-22 1975-10-22 Hollow globular roller and method of manufacture Expired CA998072A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA238,160A CA998072A (en) 1975-10-22 1975-10-22 Hollow globular roller and method of manufacture

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA238,160A CA998072A (en) 1975-10-22 1975-10-22 Hollow globular roller and method of manufacture
US05/765,427 US4090283A (en) 1975-10-22 1977-02-03 Method of making hollow globular roller

Publications (1)

Publication Number Publication Date
CA998072A true CA998072A (en) 1976-10-05

Family

ID=4104330

Family Applications (1)

Application Number Title Priority Date Filing Date
CA238,160A Expired CA998072A (en) 1975-10-22 1975-10-22 Hollow globular roller and method of manufacture

Country Status (1)

Country Link
CA (1) CA998072A (en)

Also Published As

Publication number Publication date
CA998072A1 (en)

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