Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Escalator having yieldable primary and non-yieldable secondary transverse guide points on one side thereof

Escalator having yieldable primary and non-yieldable secondary transverse guide points on one side thereof

US Patent 4249649 · Granted Feb 10, 1981

Estimated economic value: $1,044,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Escalator1984
Method of and apparatus for positioning the drive units of a plural drive escala1983
Track splice1983
Drive chain1982
Step link for transportation apparatus1980
Spring applied, electric released drum brake1980