ES374807A1 - Un metodo de unir una parte extrema de un peldano de esca- lera de mano a un carril lateral de escalera de mano. - Google Patents

Un metodo de unir una parte extrema de un peldano de esca- lera de mano a un carril lateral de escalera de mano.

Info

Publication number
ES374807A1
ES374807A1 ES374807A ES374807A ES374807A1 ES 374807 A1 ES374807 A1 ES 374807A1 ES 374807 A ES374807 A ES 374807A ES 374807 A ES374807 A ES 374807A ES 374807 A1 ES374807 A1 ES 374807A1
Authority
ES
Spain
Prior art keywords
rung
nodes
crimping
ferrule
isectioned
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
ES374807A
Other languages
English (en)
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.)
Werner Co
RD Werner Co Inc
Original Assignee
Werner Co
RD Werner Co Inc
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 Werner Co, RD Werner Co Inc filed Critical Werner Co
Publication of ES374807A1 publication Critical patent/ES374807A1/es
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/08—Special construction of longitudinal members, or rungs or other treads
    • E06C7/082—Connections between rungs or treads and longitudinal members
    • E06C7/085—Connections between rungs or treads and longitudinal members achieved by deforming the rung or the stile
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/08—Special construction of longitudinal members, or rungs or other treads
    • E06C7/082—Connections between rungs or treads and longitudinal members
    • E06C7/087—Connections between rungs or treads and longitudinal members with a connecting piece installed around the rung

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ladders (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
  • Table Devices Or Equipment (AREA)
  • Forging (AREA)
ES374807A 1967-10-19 1969-12-22 Un metodo de unir una parte extrema de un peldano de esca- lera de mano a un carril lateral de escalera de mano. Expired ES374807A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US68104567A 1967-10-19 1967-10-19

Publications (1)

Publication Number Publication Date
ES374807A1 true ES374807A1 (es) 1972-01-16

Family

ID=24733576

Family Applications (2)

Application Number Title Priority Date Filing Date
ES1968160114U Expired ES160114Y (es) 1967-10-19 1968-10-04 Una escalera de mano.
ES374807A Expired ES374807A1 (es) 1967-10-19 1969-12-22 Un metodo de unir una parte extrema de un peldano de esca- lera de mano a un carril lateral de escalera de mano.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES1968160114U Expired ES160114Y (es) 1967-10-19 1968-10-04 Una escalera de mano.

Country Status (15)

Country Link
US (1) US3528525A (es)
JP (1) JPS4811428B1 (es)
AT (1) AT311183B (es)
BE (1) BE722480A (es)
BR (1) BR6803274D0 (es)
CH (1) CH491280A (es)
DE (1) DE6802927U (es)
DK (1) DK150663C (es)
ES (2) ES160114Y (es)
FR (1) FR1587514A (es)
GB (1) GB1194137A (es)
IE (1) IE32328B1 (es)
LU (1) LU56850A1 (es)
NL (1) NL154576B (es)
SE (1) SE355627B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4244760A (en) * 1977-09-21 1981-01-13 Smith Francis C Fixing of ends of wood or reinforced plastic rungs into pultruded fibreglass reinforced plastic extension ladder stiles without the use of metal
FR2472072A1 (fr) * 1979-12-21 1981-06-26 Gubri Sa Ets L Perfectionnements apportes aux articles ou produits du genre des echelles et a leurs procedes de fabrication
GB2127327B (en) * 1982-08-20 1986-04-30 Alton Systems Limited An antiskid surface treatment for use on scaffolding components
US4656721A (en) * 1984-11-19 1987-04-14 R. D. Werner Co., Inc. Apparatus and methods for making rail-to-rung joints for ladders and joints for other structural elements
FR2743317B1 (fr) * 1996-01-10 1998-03-20 Vallourec Vitry Procede pour l'emmanchement en croix d'une piece au moins localement cylindrique dans une piece tubulaire, outillage propre a la mise en oeuvre de ce procede, et ensemble de deux pieces emmanchees en croix suivant celui-ci
US20050272515A1 (en) * 2004-06-04 2005-12-08 Standard Golf Company Golf flagstick assembly and method of joining
US11866995B2 (en) * 2019-12-27 2024-01-09 Werner Co. Ladder with box rails having a collar

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1943631A (en) * 1929-07-05 1934-01-16 O & S Bearing Company Method of forming a connecting unit for shock absorbers and the like
US3039186A (en) * 1957-08-06 1962-06-19 Werner Co Inc R D Method of forming a joint between the rail and rung of a ladder
US3119435A (en) * 1961-08-11 1964-01-28 Greenman Murry Apparatus for connecting presemiflanged rungs to preapertured spaced ladder rails
US3354987A (en) * 1965-09-16 1967-11-28 Werner Co Inc R D Ladders

Also Published As

Publication number Publication date
DK150663C (da) 1987-09-28
GB1194137A (en) 1970-06-10
DE6802927U (de) 1969-02-27
LU56850A1 (es) 1968-12-17
ES160114Y (es) 1971-05-16
JPS4811428B1 (es) 1973-04-13
AT311183B (de) 1973-11-12
NL6815014A (es) 1969-04-22
FR1587514A (es) 1970-03-20
US3528525A (en) 1970-09-15
ES160114U (es) 1971-01-01
NL154576B (nl) 1977-09-15
BR6803274D0 (pt) 1973-03-08
DE1803918A1 (de) 1969-06-26
IE32328L (en) 1969-04-19
IE32328B1 (en) 1973-06-27
DE1803918B2 (de) 1976-04-08
DK150663B (da) 1987-05-18
SE355627B (es) 1973-04-30
BE722480A (es) 1969-04-01
CH491280A (de) 1970-05-31

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