GB316075A - Improvements relating to mechanical excavators - Google Patents

Improvements relating to mechanical excavators

Info

Publication number
GB316075A
GB316075A GB3465228A GB3465228A GB316075A GB 316075 A GB316075 A GB 316075A GB 3465228 A GB3465228 A GB 3465228A GB 3465228 A GB3465228 A GB 3465228A GB 316075 A GB316075 A GB 316075A
Authority
GB
United Kingdom
Prior art keywords
rope
motor
arm
improvements relating
backing
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
GB3465228A
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.)
Fleming & Ferguson Ltd
WILLIAM SANGAR APPLETON
Original Assignee
Fleming & Ferguson Ltd
WILLIAM SANGAR APPLETON
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 Fleming & Ferguson Ltd, WILLIAM SANGAR APPLETON filed Critical Fleming & Ferguson Ltd
Priority to GB3465228A priority Critical patent/GB316075A/en
Publication of GB316075A publication Critical patent/GB316075A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/30—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with a dipper-arm pivoted on a cantilever beam, i.e. boom
    • E02F3/304—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with a dipper-arm pivoted on a cantilever beam, i.e. boom with the dipper-arm slidably mounted on the boom

Abstract

316,075. Fleming & Ferguson, Ltd., and Appleton, W. S. Nov. 24, 1928. Scoop-arm machines.- In an excavator in which the dipper-arm is operated by a motor on the boom, the motor is aiso utilized to operate the backing rope. As shown, the backing rope 5 and a rope 6 connected to a slidable counterweight 7 are oppositely wound round connected drums 1, 2, or a single drum, and the drums or drum may be connected by a clutch to a shaft. 12 driven by the motor 4 by which the dipper arm 13 is operated.
GB3465228A 1928-11-24 1928-11-24 Improvements relating to mechanical excavators Expired GB316075A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3465228A GB316075A (en) 1928-11-24 1928-11-24 Improvements relating to mechanical excavators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3465228A GB316075A (en) 1928-11-24 1928-11-24 Improvements relating to mechanical excavators

Publications (1)

Publication Number Publication Date
GB316075A true GB316075A (en) 1929-07-25

Family

ID=10368305

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3465228A Expired GB316075A (en) 1928-11-24 1928-11-24 Improvements relating to mechanical excavators

Country Status (1)

Country Link
GB (1) GB316075A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7054348B2 (en) 2001-11-15 2006-05-30 Koninklijke Philips Electronic N.V. Using real random number generator as proof of time

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7054348B2 (en) 2001-11-15 2006-05-30 Koninklijke Philips Electronic N.V. Using real random number generator as proof of time

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