Handling: hand and hoist-line implements – Grapple – Pivoted jaws
Patent
1979-09-11
1982-05-11
Cherry, Johnny D.
Handling: hand and hoist-line implements
Grapple
Pivoted jaws
37184, 37187, 294 70, B66C 306
Patent
active
043289878
ABSTRACT:
A rope-actuated load lifting and carrying assembly is characterized by the provision of at least one first rope guide disposed so that its axis of rotation is disposed at all times below a reference plane defined perpendicularly to the joinder plane between the gripping elements and containing the axis of rotation of the center pin. The assembly is also characterized by a head arrangement wherein at least three first rope guides are disposed in a semicircular arrangement below the reference plane, the guides being angularly separated by a predetermined amount. A head assembly includes at least three second rope guides disposed in a semicircle at or above the plane containing the connection of the head with the corner arms, the second rope guides being angularly separated by a predetermined amount.
REFERENCES:
patent: 245073 (1881-08-01), Johnson
patent: 515117 (1894-02-01), Curtis et al.
patent: 1142485 (1915-06-01), Brown
patent: 1441023 (1923-01-01), Poland et al.
patent: 1968983 (1934-08-01), Barnard
patent: 2027409 (1936-01-01), Weeks et al.
patent: 2362268 (1944-11-01), Hall
patent: 2618506 (1952-11-01), Ehrhardt
patent: 3102752 (1963-09-01), Jenkins
patent: 3582127 (1971-06-01), Johnson
patent: 3934917 (1976-01-01), Paxton et al.
LandOfFree
Rope-actuated implements does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Rope-actuated implements, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Rope-actuated implements will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-752911