FR2381894B3 - - Google Patents
Info
- Publication number
- FR2381894B3 FR2381894B3 FR7705532A FR7705532A FR2381894B3 FR 2381894 B3 FR2381894 B3 FR 2381894B3 FR 7705532 A FR7705532 A FR 7705532A FR 7705532 A FR7705532 A FR 7705532A FR 2381894 B3 FR2381894 B3 FR 2381894B3
- Authority
- FR
- France
- 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
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/52—Ladders in general with non-rigid longitudinal members
- E06C1/56—Rope or chain ladders
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7705532A FR2381894A1 (fr) | 1977-02-25 | 1977-02-25 | Echelle pliante a montants flexibles |
US05/774,133 US4098372A (en) | 1977-02-25 | 1977-03-03 | Collapsible ladder |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7705532A FR2381894A1 (fr) | 1977-02-25 | 1977-02-25 | Echelle pliante a montants flexibles |
US05/774,133 US4098372A (en) | 1977-02-25 | 1977-03-03 | Collapsible ladder |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2381894A1 FR2381894A1 (fr) | 1978-09-22 |
FR2381894B3 true FR2381894B3 (fr) | 1980-02-01 |
Family
ID=34740722
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7705532A Granted FR2381894A1 (fr) | 1977-02-25 | 1977-02-25 | Echelle pliante a montants flexibles |
Country Status (2)
Country | Link |
---|---|
US (1) | US4098372A (fr) |
FR (1) | FR2381894A1 (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1987003328A1 (fr) * | 1985-11-27 | 1987-06-04 | Ventz Julius P R | Corde de sauvetage en forme d'echelle de corde |
US4852688A (en) * | 1988-06-27 | 1989-08-01 | Strohmeyer Sr Robert W | Collapsible ladder assembly |
US5799752A (en) * | 1995-09-11 | 1998-09-01 | Perry; Ronald | Climbing device |
US5842746A (en) * | 1997-02-11 | 1998-12-01 | Rogers; Edward S. | Furniture protection device |
US6279681B1 (en) | 1998-05-11 | 2001-08-28 | X-It Products, Llc | Collapsible ladder having highly nesting rungs with integral stand-off projections |
CN2368969Y (zh) | 1998-05-11 | 2000-03-15 | X-It产品责任有限公司 | 折叠逃生梯 |
US6530455B1 (en) | 2000-08-11 | 2003-03-11 | Walter Kidde Portable Equipment, Inc. | Escape ladder |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA614887A (en) * | 1961-02-21 | B. Chudy Eileen | Fire escape apparatus | |
US1680032A (en) * | 1927-04-25 | 1928-08-07 | T Z Railway Equipment Co | Metal step |
US2887261A (en) * | 1957-11-15 | 1959-05-19 | Roy L Mcguire | Collapsible fire escape ladder |
-
1977
- 1977-02-25 FR FR7705532A patent/FR2381894A1/fr active Granted
- 1977-03-03 US US05/774,133 patent/US4098372A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2381894A1 (fr) | 1978-09-22 |
US4098372A (en) | 1978-07-04 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |