CA21202A - Gravity friction ratchet - Google Patents

Gravity friction ratchet

Info

Publication number
CA21202A
CA21202A CA000021202A CA21202DA CA21202A CA 21202 A CA21202 A CA 21202A CA 000021202 A CA000021202 A CA 000021202A CA 21202D A CA21202D A CA 21202DA CA 21202 A CA21202 A CA 21202A
Authority
CA
Canada
Prior art keywords
friction ratchet
gravity friction
gravity
ratchet
friction
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
CA000021202A
Other languages
French (fr)
Inventor
Anson D. Simpson
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA21202A publication Critical patent/CA21202A/en
Expired legal-status Critical Current

Links

CA000021202A Gravity friction ratchet Expired CA21202A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA21202T

Publications (1)

Publication Number Publication Date
CA21202A true CA21202A (en) 1885-03-04

Family

ID=45137745

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000021202A Expired CA21202A (en) Gravity friction ratchet

Country Status (1)

Country Link
CA (1) CA21202A (en)

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