MX154086A - Mejoras en estructura de escalera para depositos de almacenamiento - Google Patents
Mejoras en estructura de escalera para depositos de almacenamientoInfo
- Publication number
- MX154086A MX154086A MX193707A MX19370782A MX154086A MX 154086 A MX154086 A MX 154086A MX 193707 A MX193707 A MX 193707A MX 19370782 A MX19370782 A MX 19370782A MX 154086 A MX154086 A MX 154086A
- Authority
- MX
- Mexico
- Prior art keywords
- ladder structure
- storage deposits
- deposits
- storage
- ladder
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/18—Balustrades; Handrails
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F11/022—Stairways; Layouts thereof characterised by the supporting structure
- E04F11/025—Stairways having stringers
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Steps, Ramps, And Handrails (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/286,163 US4419851A (en) | 1981-07-23 | 1981-07-23 | Stair structure for storage bins |
Publications (1)
Publication Number | Publication Date |
---|---|
MX154086A true MX154086A (es) | 1987-04-29 |
Family
ID=23097373
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX193707A MX154086A (es) | 1981-07-23 | 1982-07-23 | Mejoras en estructura de escalera para depositos de almacenamiento |
Country Status (3)
Country | Link |
---|---|
US (1) | US4419851A (es) |
CA (1) | CA1178773A (es) |
MX (1) | MX154086A (es) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4527366A (en) * | 1981-12-21 | 1985-07-09 | Greene Welding And Hardware, Inc. | Curvilinear stairway constructions |
US4691484A (en) * | 1986-03-14 | 1987-09-08 | Wilson James W | Expandable deck system |
US5758467A (en) * | 1996-12-13 | 1998-06-02 | North American Pipe Corporation | Inter-connectable, modular, deck member |
US7971399B1 (en) * | 2009-12-23 | 2011-07-05 | Ronsheim Stephen E | Stairway |
US20130015016A1 (en) * | 2011-07-16 | 2013-01-17 | Safe Rack Llc | Platform system |
US9493957B2 (en) * | 2011-10-24 | 2016-11-15 | The Gsi Group Llc | Catwalk for a grain bin or the like and a plank used in the construction thereof |
US8434273B1 (en) * | 2012-09-07 | 2013-05-07 | Greene Welding & Hardware, Inc. | Deck for roof of grain bin |
US8595990B1 (en) * | 2012-09-07 | 2013-12-03 | Green Welding and Hardware, Inc. | Hand rail for roof of grain bin |
US8595989B1 (en) * | 2012-09-07 | 2013-12-03 | Greene Welding And Hardware, Inc. | Side wall deck for grain bin |
US10640983B2 (en) * | 2016-03-23 | 2020-05-05 | Safe Rack Llc | Platform system |
US11591802B1 (en) | 2020-02-28 | 2023-02-28 | Material Control, Inc. | Modular access system |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US367974A (en) * | 1887-08-09 | Fbancis o | ||
US1547254A (en) * | 1924-10-24 | 1925-07-28 | Franklin P Smith | Spiral stairway |
US3473275A (en) * | 1965-09-08 | 1969-10-21 | James B Lappin Jr | Flying spiral stairway |
DE6606476U (de) * | 1966-02-08 | 1970-10-02 | Ernst Herbert | Bauelement, insbesondere fuer eine vorzufertigende treppe. |
US4143740A (en) * | 1977-12-27 | 1979-03-13 | Floyd G. Matthews | Modular stairway system for installation on structures having non-linear walls |
US4355700A (en) * | 1981-02-17 | 1982-10-26 | Matthews Wesley D | Modular stairway system for installation on structures having non-linear walls |
-
1981
- 1981-07-23 US US06/286,163 patent/US4419851A/en not_active Expired - Fee Related
-
1982
- 1982-05-28 CA CA000403968A patent/CA1178773A/en not_active Expired
- 1982-07-23 MX MX193707A patent/MX154086A/es unknown
Also Published As
Publication number | Publication date |
---|---|
CA1178773A (en) | 1984-12-04 |
US4419851A (en) | 1983-12-13 |
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