AU526784B2 - Creation of Inventions and Patents with Artificial Intelligence

AU526784B2 – Retractable boarding ladder
– Google Patents

AU526784B2 – Retractable boarding ladder
– Google Patents
Retractable boarding ladder

Info

Publication number
AU526784B2

AU526784B2
AU59265/80A
AU5926580A
AU526784B2
AU 526784 B2
AU526784 B2
AU 526784B2
AU 59265/80 A
AU59265/80 A
AU 59265/80A
AU 5926580 A
AU5926580 A
AU 5926580A
AU 526784 B2
AU526784 B2
AU 526784B2
Authority
AU
Australia
Prior art keywords
boarding ladder
retractable boarding
retractable
ladder
boarding
Prior art date
1979-06-28
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.)

Ceased

Application number
AU59265/80A
Other versions

AU5926580A
(en

Inventor
John F. Holz
Dexter Pratt
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.)

Harnischfeger Corp

Original Assignee
Harnischfeger Corp
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.)
1979-06-28
Filing date
1980-06-12
Publication date
1983-01-27

1980-06-12
Application filed by Harnischfeger Corp
filed
Critical
Harnischfeger Corp

1981-01-08
Publication of AU5926580A
publication
Critical
patent/AU5926580A/en

1983-01-27
Application granted
granted
Critical

1983-01-27
Publication of AU526784B2
publication
Critical
patent/AU526784B2/en

2000-06-12
Anticipated expiration
legal-status
Critical

Status
Ceased
legal-status
Critical
Current

Links

Espacenet

Global Dossier

Discuss

Classifications

B—PERFORMING OPERATIONS; TRANSPORTING

B60—VEHICLES IN GENERAL

B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR

B60R3/00—Arrangements of steps or ladders facilitating access to or on the vehicle, e.g. running-boards

B60R3/02—Retractable steps or ladders, e.g. movable under shock

B—PERFORMING OPERATIONS; TRANSPORTING

B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT

B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING

B63B27/00—Arrangement of ship-based loading or unloading equipment for cargo or passengers

B63B27/14—Arrangement of ship-based loading or unloading equipment for cargo or passengers of ramps, gangways or outboard ladders ; Pilot lifts

E—FIXED CONSTRUCTIONS

E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING

E02F—DREDGING; SOIL-SHIFTING

E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 – E02F7/00

E02F9/08—Superstructures; Supports for superstructures

E02F9/0833—Improving access, e.g. for maintenance, steps for improving driver’s access, handrails

E—FIXED CONSTRUCTIONS

E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS

E06C—LADDERS

E06C5/00—Ladders characterised by being mounted on undercarriages or vehicles Securing ladders on vehicles

E06C5/02—Ladders characterised by being mounted on undercarriages or vehicles Securing ladders on vehicles with rigid longitudinal members

AU59265/80A
1979-06-28
1980-06-12
Retractable boarding ladder

Ceased

AU526784B2
(en)

Applications Claiming Priority (2)

Application Number
Priority Date
Filing Date
Title

US06/052,800

US4243120A
(en)

1979-06-28
1979-06-28
Retractable boarding ladder

US052800

1987-05-21

Publications (2)

Publication Number
Publication Date

AU5926580A

AU5926580A
(en)

1981-01-08

AU526784B2
true

AU526784B2
(en)

1983-01-27

Family
ID=21979975
Family Applications (1)

Application Number
Title
Priority Date
Filing Date

AU59265/80A
Ceased

AU526784B2
(en)

1979-06-28
1980-06-12
Retractable boarding ladder

Country Status (8)

Country
Link

US
(1)

US4243120A
(en)

JP
(1)

JPS568730A
(en)

AU
(1)

AU526784B2
(en)

BR
(1)

BR8003927A
(en)

CA
(1)

CA1114789A
(en)

DE
(1)

DE3023179A1
(en)

MX
(1)

MX152663A
(en)

ZA
(1)

ZA803472B
(en)

Families Citing this family (28)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

JPS604649U
(en)

1983-06-21
1985-01-14
株式会社小松製作所

Vehicle lifting device

DE8716990U1
(en)

1987-12-24
1988-02-11
Iveco Magirus Ag, 7900 Ulm, De

US5064022A
(en)

1989-05-30
1991-11-12
Marrowbone Development Company
Ladder apparatus and method for large mobile equipment

FR2660607A1
(en)

1990-04-05
1991-10-11
Mecalac
Public works machines including improved access means

US5033582A
(en)

1990-08-20
1991-07-23
Caterpillar Inc.
Retractable ladder assembly

US5339919A
(en)

1993-02-05
1994-08-23
Harnischfeger Corporation
Boarding ladder assembly having a variable counterweight lifting force

US5518357A
(en)

1994-07-13
1996-05-21
Theodore Ziaylek, Jr.
Retaining and retrieval apparatus for storage of a ladder upon a vehicle shelf area

US6209682B1
(en)

2000-02-11
2001-04-03
Caterpillar Inc.
Ladder assembly for track-type tractors

US6378654B1
(en)

2000-07-18
2002-04-30
Theodore Ziaylek, Jr.
Ladder pivotally attached to a generally vertically extending surface

US6827541B1
(en)

2003-04-15
2004-12-07
Michael Paul Ziaylek
Apparatus for holding elongated objects horizontally adjacent to a vehicular body which is movable between an upper storage position and a lower access position

US6983823B1
(en)

2003-05-12
2006-01-10
Zumbrunnen Peggy A
Boarding ladder and slide system

US20060272896A1
(en)

2005-06-03
2006-12-07
Rajewski David E
Mobile roof loading system

WO2006133513A1
(en)

2005-06-16
2006-12-21
Barjoh Pty Ltd
Vehicle access system

WO2007062464A1
(en)

2005-12-02
2007-06-07
Barjoh Pty Ltd
Access device

FR2904340B1
(en)

2006-07-28
2008-09-19
Reparation Soudure Travaux Pub

DEVICE FOR ACCESSING THE CABIN OF A PUBLIC WORKS MACHINE

US8011474B2
(en)

2006-10-30
2011-09-06
Caterpillar Inc.
Powered access device

US20090038886A1
(en)

2007-08-06
2009-02-12
Bastin Bruce G
Ladder assembly formed from integral material blank

US20090145692A1
(en)

2007-12-10
2009-06-11
Wayne Flickinger
Novel rear deck service ladder for combines

AU2009225940B2
(en)

2008-03-17
2014-06-12
Barjoh Pty Ltd
Access system and device for vehicles, and modes of employment thereof

US20120145480A1
(en)

2009-02-16
2012-06-14
Brett Willis
Ladder Deployment System

AU2010202068B2
(en)

2009-05-26
2016-07-28
Danteng Pty Ltd
Access Ladder for Vehicles

EP2661169B1
(en)

2011-01-03
2016-07-27
Oxbo International Corporation
Self-propelled merger

US8833783B2
(en)

2012-06-28
2014-09-16
Sno-Way International, Inc.
Cam track operable side step

DE102014003155A1
(en)

2014-03-03
2015-09-03
Liebherr-Mining Equipment Colmar Sas

Work machine, in particular dump truck or truck

DE102014003469B4
(en)

2014-03-07
2023-04-13
Komatsu Mining Germany Gmbh

Emergency descent system for large machines

US9862324B2
(en)

2015-05-22
2018-01-09
Roy A. Schut
Driver lift device

US9555743B2
(en)

2015-05-22
2017-01-31
Roy A. Schut
Driver lift device

US9816318B2
(en)

2015-12-11
2017-11-14
David A. Johnson
Powered ladder for large industrial vehicles

Family Cites Families (4)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US2101659A
(en)

1936-08-26
1937-12-07
Vale Baldwin
Fire escape

US2794583A
(en)

1952-08-02
1957-06-04
Ohio Commw Eng Co
Press ladder construction

US2860822A
(en)

1956-09-19
1958-11-18
Calvin A Rising
Retractable ladder

US3869022A
(en)

1974-06-13
1975-03-04
Caterpillar Tractor Co
Telescoping step ladder

1979

1979-06-28
US
US06/052,800
patent/US4243120A/en
not_active
Expired – Lifetime

1980

1980-05-27
CA
CA352,781A
patent/CA1114789A/en
not_active
Expired

1980-06-11
ZA
ZA00803472A
patent/ZA803472B/en
unknown

1980-06-12
AU
AU59265/80A
patent/AU526784B2/en
not_active
Ceased

1980-06-20
MX
MX182857A
patent/MX152663A/en
unknown

1980-06-20
DE
DE19803023179
patent/DE3023179A1/en
active
Granted

1980-06-24
BR
BR8003927A
patent/BR8003927A/en
not_active
IP Right Cessation

1980-06-27
JP
JP8671680A
patent/JPS568730A/en
active
Pending

Also Published As

Publication number
Publication date

CA1114789A
(en)

1981-12-22

DE3023179A1
(en)

1981-01-29

MX152663A
(en)

1985-10-07

US4243120A
(en)

1981-01-06

ZA803472B
(en)

1981-06-24

JPS568730A
(en)

1981-01-29

BR8003927A
(en)

1981-01-13

DE3023179C2
(en)

1989-07-06

AU5926580A
(en)

1981-01-08

Contact information