GB578826A - Improvements in or relating to portable chain saws - Google Patents

Improvements in or relating to portable chain saws

Info

Publication number
GB578826A
GB578826A GB1426844A GB1426844A GB578826A GB 578826 A GB578826 A GB 578826A GB 1426844 A GB1426844 A GB 1426844A GB 1426844 A GB1426844 A GB 1426844A GB 578826 A GB578826 A GB 578826A
Authority
GB
United Kingdom
Prior art keywords
secured
plate
resin
plastic material
relating
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
GB1426844A
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.)
T H & J Daniels Ltd
Original Assignee
T H & J Daniels Ltd
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 T H & J Daniels Ltd filed Critical T H & J Daniels Ltd
Priority to GB1426844A priority Critical patent/GB578826A/en
Publication of GB578826A publication Critical patent/GB578826A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
    • B27B17/00—Chain saws; Equipment therefor
    • B27B17/02—Chain saws equipped with guide bar
    • B27B17/04—Roller bearing guides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
    • B27B17/00—Chain saws; Equipment therefor
    • B27B17/02—Chain saws equipped with guide bar

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Laminated Bodies (AREA)
  • Sawing (AREA)

Abstract

578,826. Sawing-machines. ARMSTRONG, J. W. C.. PALFI, J., and DANIELS, Ltd., T. H. & J. July 26, 1944, No. 14268. [Class 145 (ii)] The guide bar 1 of a horizontal chain saw comprises a pair of thin metal plates 6 secured to an intermediate plate 7 of a plastic material such as resin-impregnated fabric or resin-impregnated paper sheets. Thin steel bearing strips 9 are secured to the edges of the plate 7 by engaging their inturned ends 10 in. slots 11 in the plate. The outer chain guide may be a roller or sprocket 5 or a disc of plastic material secured between the plates 6 and having a strip of hard steel secured on its periphery. Specifications 568,988, 578,824 and 578,825 are referred to.
GB1426844A 1944-07-26 1944-07-26 Improvements in or relating to portable chain saws Expired GB578826A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1426844A GB578826A (en) 1944-07-26 1944-07-26 Improvements in or relating to portable chain saws

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1426844A GB578826A (en) 1944-07-26 1944-07-26 Improvements in or relating to portable chain saws

Publications (1)

Publication Number Publication Date
GB578826A true GB578826A (en) 1946-07-12

Family

ID=10038079

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1426844A Expired GB578826A (en) 1944-07-26 1944-07-26 Improvements in or relating to portable chain saws

Country Status (1)

Country Link
GB (1) GB578826A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE922935C (en) * 1952-08-01 1955-01-27 Andreas Stihl Motorized chain saw for soft rock
US2921613A (en) * 1957-09-11 1960-01-19 Ernest H Silvey Chain saw bar
DE1113173B (en) * 1956-07-24 1961-08-24 Andreas Stihl Guide rail for rock work with motor chain saws
US3191646A (en) * 1962-06-01 1965-06-29 Borg Warner Chain saw bar
US3301283A (en) * 1964-05-08 1967-01-31 Nicholson File Company Chain saw bar
WO1988004602A1 (en) * 1986-12-23 1988-06-30 Gamma Stawag Ag Guiding rail and link chain for chain saws
US20140250701A1 (en) * 2013-03-05 2014-09-11 Andreas Stihl Ag & Co. Kg Guide bar having a carbon fiber reinforced plastic insert

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE922935C (en) * 1952-08-01 1955-01-27 Andreas Stihl Motorized chain saw for soft rock
DE1113173B (en) * 1956-07-24 1961-08-24 Andreas Stihl Guide rail for rock work with motor chain saws
US2921613A (en) * 1957-09-11 1960-01-19 Ernest H Silvey Chain saw bar
US3191646A (en) * 1962-06-01 1965-06-29 Borg Warner Chain saw bar
US3301283A (en) * 1964-05-08 1967-01-31 Nicholson File Company Chain saw bar
WO1988004602A1 (en) * 1986-12-23 1988-06-30 Gamma Stawag Ag Guiding rail and link chain for chain saws
US20140250701A1 (en) * 2013-03-05 2014-09-11 Andreas Stihl Ag & Co. Kg Guide bar having a carbon fiber reinforced plastic insert
US9272438B2 (en) * 2013-03-05 2016-03-01 Andreas Stihl Ag & Co. Kg Guide bar having a carbon fiber reinforced plastic insert

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