CA993014A - Self-aligning grapple swivel - Google Patents

Self-aligning grapple swivel

Info

Publication number
CA993014A
CA993014A CA240,017A CA240017A CA993014A CA 993014 A CA993014 A CA 993014A CA 240017 A CA240017 A CA 240017A CA 993014 A CA993014 A CA 993014A
Authority
CA
Canada
Prior art keywords
grapple
swivel
aligning
self
grapple swivel
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
CA240,017A
Inventor
Norman A. Johnson
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
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 Individual filed Critical Individual
Priority to CA240,017A priority Critical patent/CA993014A/en
Application granted granted Critical
Publication of CA993014A publication Critical patent/CA993014A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
    • B66C3/005—Grab supports, e.g. articulations; Oscillation dampers; Orientation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
    • B66C1/58—Gripping members engaging only the external or internal surfaces of the articles and deforming the articles, e.g. by using gripping members such as tongs or grapples
    • B66C1/585—Log grapples

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
CA240,017A 1975-11-19 1975-11-19 Self-aligning grapple swivel Expired CA993014A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA240,017A CA993014A (en) 1975-11-19 1975-11-19 Self-aligning grapple swivel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA240,017A CA993014A (en) 1975-11-19 1975-11-19 Self-aligning grapple swivel

Publications (1)

Publication Number Publication Date
CA993014A true CA993014A (en) 1976-07-13

Family

ID=4104555

Family Applications (1)

Application Number Title Priority Date Filing Date
CA240,017A Expired CA993014A (en) 1975-11-19 1975-11-19 Self-aligning grapple swivel

Country Status (1)

Country Link
CA (1) CA993014A (en)

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