IT1020513B - LEVELING DEVICE D SUPPORT FOR ITALIAN STAIRS WITH EXTENSION AND STAND - Google Patents
LEVELING DEVICE D SUPPORT FOR ITALIAN STAIRS WITH EXTENSION AND STANDInfo
- Publication number
- IT1020513B IT1020513B IT69799/73A IT6979973A IT1020513B IT 1020513 B IT1020513 B IT 1020513B IT 69799/73 A IT69799/73 A IT 69799/73A IT 6979973 A IT6979973 A IT 6979973A IT 1020513 B IT1020513 B IT 1020513B
- Authority
- IT
- Italy
- Prior art keywords
- italian
- stairs
- stand
- extension
- support
- Prior art date
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
- E06C7/42—Ladder feet; Supports therefor
- E06C7/44—Means for mounting ladders on uneven ground
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT69799/73A IT1020513B (en) | 1973-09-24 | 1973-09-24 | LEVELING DEVICE D SUPPORT FOR ITALIAN STAIRS WITH EXTENSION AND STAND |
CH1226874A CH580746A5 (en) | 1973-09-24 | 1974-09-10 | |
US505552A US3882966A (en) | 1973-09-24 | 1974-09-13 | Ladder adapter device |
FR7431476A FR2244903B1 (en) | 1973-09-24 | 1974-09-18 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT69799/73A IT1020513B (en) | 1973-09-24 | 1973-09-24 | LEVELING DEVICE D SUPPORT FOR ITALIAN STAIRS WITH EXTENSION AND STAND |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1020513B true IT1020513B (en) | 1977-12-30 |
Family
ID=11312856
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT69799/73A IT1020513B (en) | 1973-09-24 | 1973-09-24 | LEVELING DEVICE D SUPPORT FOR ITALIAN STAIRS WITH EXTENSION AND STAND |
Country Status (4)
Country | Link |
---|---|
US (1) | US3882966A (en) |
CH (1) | CH580746A5 (en) |
FR (1) | FR2244903B1 (en) |
IT (1) | IT1020513B (en) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1290732C (en) * | 1987-11-17 | 1991-10-15 | Boyd Leroy Veness | Ladder extension device |
US4807720A (en) * | 1988-01-15 | 1989-02-28 | Kim Soon Y | Ladder leveling attachment |
US5107958A (en) * | 1990-07-16 | 1992-04-28 | Johnson Robert L | Ladder leveler |
US6250838B1 (en) | 1997-08-12 | 2001-06-26 | L & P Property Management Company | Garment rack locking device |
GB9724398D0 (en) * | 1997-11-18 | 1998-01-14 | Sheffield Lance R | Ladder levelling device |
US5845744A (en) * | 1997-11-19 | 1998-12-08 | Harold Anthony Ernest Beck | Ladder levelling device |
GB2353063B (en) | 1999-08-11 | 2001-07-11 | Harold Frederick Adshead | Improvements in or relating to ladders |
US6234273B1 (en) * | 1999-12-17 | 2001-05-22 | Graham Moore | Adjustable ladder |
US6598841B2 (en) * | 2000-06-07 | 2003-07-29 | Hon Technology Inc. | Height adjustable table leg |
AUPQ931200A0 (en) * | 2000-08-09 | 2000-08-31 | Ludowici Mineral Processing Equipment Pty Ltd | Exciter apparatus |
US6401866B1 (en) * | 2000-12-29 | 2002-06-11 | Daniel J. Roy | Machine for leveling a ladder on an uneven surface |
US7036633B2 (en) * | 2003-10-29 | 2006-05-02 | Lanzafame Philip F | Quick release for ladder levelers |
US8863902B2 (en) * | 2003-10-29 | 2014-10-21 | Philip F. Lanzafame | Ladder accessory quick-mounting base with guide lips |
US20050269156A1 (en) * | 2004-06-03 | 2005-12-08 | Lanzafame Philip F | Accessory attachment system for a ladder, and methods |
GB2426780A (en) * | 2005-06-01 | 2006-12-06 | Wei-Hao Chang | Length adjustable ladder |
US20060272899A1 (en) * | 2005-06-02 | 2006-12-07 | Wei-Hao Chang | Ladder |
US20060278474A1 (en) * | 2005-06-13 | 2006-12-14 | Cumbie Bobby G | Apparatus and method for leveling a ladder |
GB0805568D0 (en) * | 2008-03-27 | 2008-04-30 | Sandpiper Construction Ltd | Improved ladder stabalisation and safety system |
IT1390884B1 (en) * | 2008-09-29 | 2011-10-19 | Technogym Spa | ADJUSTMENT DEVICE |
US20100116592A1 (en) * | 2008-11-11 | 2010-05-13 | Jeffrey David Clements | Adjustable Stepladder |
US8485316B2 (en) * | 2009-04-03 | 2013-07-16 | Lock N Climb, Llc | Collapsible safe ladder |
US20110017548A1 (en) * | 2009-04-03 | 2011-01-27 | Jeffrey Green | Collapsible safe ladder |
EP2419594B8 (en) * | 2009-04-14 | 2015-02-18 | Henrik Seibæk ApS | Leg levelling |
US9010491B2 (en) * | 2009-11-27 | 2015-04-21 | Brian T. Trang | Ladder safety accessory kit |
TWM401056U (en) * | 2010-03-03 | 2011-04-01 | Dofair Co Ltd | Foot end adjustable device for a ladder |
US20150233180A1 (en) * | 2014-02-19 | 2015-08-20 | Philip F. Lanzafame | Ladder legs and adjustable leg extension ladder levelers |
US20160016299A1 (en) * | 2014-03-25 | 2016-01-21 | Paul Ekeberg | Apparatus for installing under-sink mounted appliances |
USD745191S1 (en) | 2014-05-27 | 2015-12-08 | Lock N Climb, Llc | Ladder |
AU2017202925A1 (en) * | 2016-05-17 | 2017-12-07 | Werner Co. | Ladder leveler and method |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1184455A (en) * | 1915-03-30 | 1916-05-23 | Raymond J Shuster | Adjustable furniture-leg. |
US1329740A (en) * | 1918-05-06 | 1920-02-03 | Frederick H Barron | Extension for ladder-legs |
US1862171A (en) * | 1931-06-04 | 1932-06-07 | Baker Walter James | Ladder shoe |
US1887495A (en) * | 1931-11-23 | 1932-11-15 | Jr William J Carter | Adjustable ladder |
US2113282A (en) * | 1937-04-08 | 1938-04-05 | George W Quinn | Ladder |
US2152895A (en) * | 1937-07-22 | 1939-04-04 | Raymond A Longtin | Stabilizer for ladders |
US3527321A (en) * | 1969-03-17 | 1970-09-08 | Thomas J Brown | Ladder leveling device |
-
1973
- 1973-09-24 IT IT69799/73A patent/IT1020513B/en active
-
1974
- 1974-09-10 CH CH1226874A patent/CH580746A5/xx not_active IP Right Cessation
- 1974-09-13 US US505552A patent/US3882966A/en not_active Expired - Lifetime
- 1974-09-18 FR FR7431476A patent/FR2244903B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2244903B1 (en) | 1982-09-10 |
CH580746A5 (en) | 1976-10-15 |
FR2244903A1 (en) | 1975-04-18 |
US3882966A (en) | 1975-05-13 |
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