CA301906A - Grue a vis sans fin - Google Patents

Grue a vis sans fin

Info

Publication number
CA301906A
CA301906A CA301906A CA301906DA CA301906A CA 301906 A CA301906 A CA 301906A CA 301906 A CA301906 A CA 301906A CA 301906D A CA301906D A CA 301906DA CA 301906 A CA301906 A CA 301906A
Authority
CA
Canada
Prior art keywords
worm drive
drive crane
crane
worm
drive
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
CA301906A
Other languages
English (en)
Inventor
H. Lichtenberg Erich
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.)
Koehring Co
Original Assignee
Koehring Co
Publication date
Application granted granted Critical
Publication of CA301906A publication Critical patent/CA301906A/fr
Expired legal-status Critical Current

Links

CA301906A Grue a vis sans fin Expired CA301906A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA301906T

Publications (1)

Publication Number Publication Date
CA301906A true CA301906A (fr) 1930-07-08

Family

ID=35255052

Family Applications (1)

Application Number Title Priority Date Filing Date
CA301906A Expired CA301906A (fr) Grue a vis sans fin

Country Status (1)

Country Link
CA (1) CA301906A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113135511A (zh) * 2021-04-29 2021-07-20 徐州重型机械有限公司 主臂、起重机以及起重机的副臂收放方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113135511A (zh) * 2021-04-29 2021-07-20 徐州重型机械有限公司 主臂、起重机以及起重机的副臂收放方法
CN113135511B (zh) * 2021-04-29 2024-05-14 徐州重型机械有限公司 主臂、起重机以及起重机的副臂收放方法

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