NL80573C - - Google Patents
Info
- Publication number
- NL80573C NL80573C NL80573DA NL80573C NL 80573 C NL80573 C NL 80573C NL 80573D A NL80573D A NL 80573DA NL 80573 C NL80573 C NL 80573C
- Authority
- NL
- Netherlands
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/14—Telescopic props
- E21D15/16—Telescopic props with parts held together by positive means, with or without relative sliding movement when the prop is subject to excessive pressure
- E21D15/20—Telescopic props with parts held together by positive means, with or without relative sliding movement when the prop is subject to excessive pressure with pawl, pin, cross-piece, or the like engaging with ratchet teeth, notches, holes, or the like, spaced apart at intervals
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G25/00—Shores or struts; Chocks
- E04G25/04—Shores or struts; Chocks telescopic
- E04G25/06—Shores or struts; Chocks telescopic with parts held together by positive means
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G25/00—Shores or struts; Chocks
- E04G25/04—Shores or struts; Chocks telescopic
- E04G25/06—Shores or struts; Chocks telescopic with parts held together by positive means
- E04G25/061—Shores or struts; Chocks telescopic with parts held together by positive means by pins
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G25/00—Shores or struts; Chocks
- E04G25/04—Shores or struts; Chocks telescopic
- E04G25/06—Shores or struts; Chocks telescopic with parts held together by positive means
- E04G25/065—Shores or struts; Chocks telescopic with parts held together by positive means by a threaded nut
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T403/00—Joints and connections
- Y10T403/32—Articulated members
- Y10T403/32254—Lockable at fixed position
- Y10T403/32426—Plural distinct positions
- Y10T403/32442—At least one discrete position
- Y10T403/32451—Step-by-step adjustment
- Y10T403/32459—Retainer extends through aligned recesses
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T403/00—Joints and connections
- Y10T403/70—Interfitted members
- Y10T403/7075—Interfitted members including discrete retainer
- Y10T403/7077—Interfitted members including discrete retainer for telescoping members
- Y10T403/7079—Transverse pin
- Y10T403/7086—Wedge pin
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH2714498X | 1951-04-30 | ||
| CH909627X | 1951-04-30 | ||
| CH695937X | 1951-04-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL80573C true NL80573C (en) |
Family
ID=27178546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL80573D NL80573C (en) | 1951-04-30 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2714498A (en) |
| GB (1) | GB695937A (en) |
| NL (1) | NL80573C (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3285656A (en) * | 1965-07-26 | 1966-11-15 | System Communica Aktiebolag | Height adjusting devices for chairs, tables, and the like |
| US3503455A (en) * | 1967-07-11 | 1970-03-31 | Deere & Co | Overload trip device |
| US4718628A (en) * | 1986-03-21 | 1988-01-12 | Michael Vitta | Adjustable shore |
| DE3613075C1 (en) * | 1986-04-18 | 1987-07-02 | Huennebeck Gmbh | Steel tube support with quick lowering |
| US5054730A (en) * | 1990-02-12 | 1991-10-08 | Pensoneau Excavating Co., Inc. | Pipe strut system and method for using same |
| AUPM661194A0 (en) * | 1994-07-01 | 1994-07-28 | Cotellessa, Sergio | A prop |
| US5667189A (en) * | 1995-04-13 | 1997-09-16 | Kester; Michael H. | Self-supporting flow hood |
| US6032914A (en) * | 1997-07-11 | 2000-03-07 | Southland Supply Company, Inc. | Adjustable leg |
| CN112648332A (en) * | 2020-12-03 | 2021-04-13 | 北京科技大学 | Spherical cell hole ladder-shaped deformation ore pressure controller and method |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB213317A (en) * | 1922-12-06 | 1924-04-03 | William Bateman Atkinson | Improvements in or relating to building supports |
| DE703063C (en) * | 1939-04-25 | 1941-02-27 | Bergwerksbedarf G M B H Fab F | Iron pit stamp |
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0
- NL NL80573D patent/NL80573C/xx active
-
1952
- 1952-04-18 GB GB9776/52A patent/GB695937A/en not_active Expired
- 1952-04-24 US US284190A patent/US2714498A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB695937A (en) | 1953-08-19 |
| US2714498A (en) | 1955-08-02 |