WO2006089347A1 - Curtain locking system - Google Patents
Curtain locking system Download PDFInfo
- Publication number
- WO2006089347A1 WO2006089347A1 PCT/AU2006/000066 AU2006000066W WO2006089347A1 WO 2006089347 A1 WO2006089347 A1 WO 2006089347A1 AU 2006000066 W AU2006000066 W AU 2006000066W WO 2006089347 A1 WO2006089347 A1 WO 2006089347A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- curtain
- latch assembly
- locking mechanism
- hook
- configuration
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J7/00—Non-fixed roofs; Roofs with movable panels, e.g. rotary sunroofs
- B60J7/08—Non-fixed roofs; Roofs with movable panels, e.g. rotary sunroofs of non-sliding type, i.e. movable or removable roofs or panels, e.g. let-down tops or roofs capable of being easily detached or of assuming a collapsed or inoperative position
- B60J7/10—Non-fixed roofs; Roofs with movable panels, e.g. rotary sunroofs of non-sliding type, i.e. movable or removable roofs or panels, e.g. let-down tops or roofs capable of being easily detached or of assuming a collapsed or inoperative position readily detachable, e.g. tarpaulins with frames, or fastenings for tarpaulins
- B60J7/102—Readily detachable tarpaulins, e.g. for utility vehicles; Frames therefor
- B60J7/104—Fastening means for tarpaulins
Definitions
- the present invention relates to a curtain locking system and in particular to a curtain locking mechanism for locking the curtains of curtain-sided trucks and trailers.
- the present invention provides a curtain locking mechanism for locking the curtain of curtain-sided trucks or trailers, the locking mechanism including: a curtain hook adapted for attachment to the curtain; a latch assembly adapted for actuation between an unlocked configuration and a 5 locked configuration; wherein, in the unlocked configuration, the hook is disengagable from the latch assembly and, in the locked configuration, the latch assembly engages and moves the hook to a position applying tension to the curtain.
- the present invention provides a curtain-sided truck or trailer 0 including: a curtain having a plurality of straps attached at intervals along the length of the curtain; a plurality of hooks respectively attached to each of the plurality of straps; a latch assembly adapted for actuation between an unlocked configuration and a S locked configuration; wherein, in the unlocked configuration, the hooks are disengagable from the latch assembly and, in the locked configuration, the latch assembly engages and moves the hooks to positions applying tension to the curtain.
- the latch assembly includes a shaft driven to pivot between the locked configuration and the unlocked configuration, the shaft having a crank adapted to engage the hook in the locked configuration.
- the latch assembly includes a latch bar or plate adapted for linear movement between the unlocked and locked configurations, the bar or plate adapted to engage the hook in the locked configuration.
- the mechanism includes a plurality of hooks spaced at intervals along the curtain and the latch assembly is adapted to simultaneously engage and move each of the hooks when actuated to the locked configuration.
- the latch assembly includes a shaft having a plurality of cranks, each crank corresponding to and adapted to engage one of the hooks.
- the curtain includes one or more slots and the hook is shaped to weave through the one or more slots.
- the hook is attached to a curtain strap, the curtain strap being stitched or welded to the curtain. Further preferably, the hook is attached to the curtain strap by means of an adjustment device.
- the adjustment device includes a top portion attached to the curtain strap, a bottom portion attached to the hook and a threaded shaft received at either end of the top and bottom portions, wherein rotation of the threaded shaft in one direction contracts the top and bottom portions together and in the other direction expands the top and bottom portions apart.
- the latch assembly includes drive means to actuate the latch assembly between the locked and unlocked configurations.
- the drive means is a ram.
- the ram is a pneumatic ram.
- the ram is an hydraulic cylinder.
- the latch assembly further includes a lever arm extending from the shaft, the ram being attached to the lever arm. Further preferably, the latch assembly includes a plurality of rams adapted to simultaneously drive actuation of the latch assembly.
- Figure 1 is a cross sectional schematic drawing of a curtain-sided truck or trailer incorporating an embodiment of a curtain locking mechanism according to the present invention
- Figure 2 is a cross sectional view similar to that of Fig. 1, showing a first embodiment of a latch assembly for the curtain locking mechanism;
- Figure 3 is a partial side view of the curtain-sided truck or trailer shown in Fig. 1;
- Figure 4 is a cross sectional view similar to Fig. 2, showing a second embodiment of a latch assembly for the curtain locking mechanism.
- Fig. 1 is a schematic drawing of an embodiment of a curtain locking mechanism 10 according to the present invention.
- the mechanism 10 includes a hook 12 and latch assembly 14.
- the mechanism 10 is adapted for installation below the base 16 of the truck or trailer.
- the latch assembly 14 comprises a drive means 18, in the form of a pneumatic ram, adapted to pivot a shaft 20.
- the ram 18 is pivotally connected to a lever arm 22 of the shaft 20.
- the latch assembly 14 further comprises a crank 24 on the shaft 20 adjacent the hook 12.
- the hook 12 is attached to the curtain 26 by means of a length adjustment device 28 and a curtain strap 30.
- the curtain strap 30 is attached at one end to the curtain 26, such as by welding or stitching, and attached to the hook 12 at the other end via the adjustment device 28.
- the latch assembly comprises a drive means 18, in the form of a pneumatic ram, adapted to extend and retract a locking bar 25.
- a locking plate (not shown) may be employed as an alternative to the locking bar.
- the latch assembly 14 can be moved between a locked configuration and an unlocked configuration. In the locked configuration shown in Figs. 2 and 4, the latch assembly 14 engages the hook 12. In the unlocked configuration, shown in phantom in Figs. 2 and 4, the latch assembly 14 is disengaged from the hook 12.
- the ram 18 drives the lever arm 22, which rotates the shaft 20 such that the crank 24 engages and moves the hook 12 into a position applying tension to the hook 12 (in the direction of arrow A).
- FIG. 3 there is shown an embodiment of the truck or trailer incorporating a curtain locking mechanism 10 including a plurality of hooks 12.
- the shaft 20 has a corresponding plurality of cranks 24 adjacent each of the hooks 12.
- Each crank 24 is adapted to simultaneously engage the corresponding hook 12, when the shaft 20 is pivoted by actuation of the latch assembly 14 to the locked configuration.
- the curtain 26 is provided with a plurality of slots 32 corresponding to each hook 12.
- the hooks 12 are received and located through the respective slots 32.
- the profile of each hook 12, as depicted in Fig. 2, is undulated corresponding to the respective slot 32, to assist in securing the hook 12 relative to the curtain 26. This helps maintain each of the hooks 12 in a consistent position whenever the latch assembly 14 is in the unlocked configuration. In turn, this assists in obtaining correct engagement of the hooks
- the adjustment devices 28 comprise a top portion 34 attached to the curtain strap 30, a bottom portion 36 attached to the hook 12 and a threaded shaft 38 received at either end by the top 34 and bottom 36 portions. Rotation of the threaded shaft 38 in one direction contracts the top 34 and bottom 36 portions together and in the other direction, expands the top 34 and bottom 36 portions apart.
- the adjustment devices 28 are provided to allow the user to adjust the effective length of the hook 12/curtain strap 30 arrangement. This allows initial alignment of the hooks 12 with the cranks 24 for the desired curtain tension, as well as readjustment of the hooks 12 should any become loose or overly tight.
- the curtain locking mechanism 10 allows the user to lock down all of the curtain straps 30 by operation of, for example, a single switch. This greatly reduces the time and effort involved in manually locking down each strap individually.
- the truck or trailer may comprise a number of isolated mechanisms, such that individual mechanisms, or individual groups of mechanisms, can be operated selectively and separately to the other mechanisms. Accordingly, single hooks or groups of hooks can be selectively engaged or disengaged in isolation to others.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lock And Its Accessories (AREA)
- Curtains And Furnishings For Windows Or Doors (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2006216104A AU2006216104B2 (en) | 2005-01-24 | 2006-01-19 | Curtain locking system |
EP06741072A EP1846263A4 (en) | 2005-01-24 | 2006-01-19 | Curtain locking system |
NZ560605A NZ560605A (en) | 2005-01-24 | 2006-01-19 | Curtain locking system, typically for truck or trailer, with latching of free hanging hook(s) |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2005900279A AU2005900279A0 (en) | 2005-01-24 | Curtain locking system | |
AU2005900279 | 2005-01-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006089347A1 true WO2006089347A1 (en) | 2006-08-31 |
Family
ID=36926946
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/AU2006/000066 WO2006089347A1 (en) | 2005-01-24 | 2006-01-19 | Curtain locking system |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1846263A4 (en) |
NZ (1) | NZ560605A (en) |
WO (1) | WO2006089347A1 (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008138059A1 (en) * | 2007-05-15 | 2008-11-20 | Transtech Research Pty Ltd | Tensioning device |
EP2163417A1 (en) | 2008-09-16 | 2010-03-17 | Fahrzeugwerk Bernard Krone GmbH | Fastening device for the side curtain of a truck vehicle |
EP2199129A1 (en) | 2008-12-20 | 2010-06-23 | Fahrzeugwerk Bernard Krone GmbH | Clamping device |
DE102011052581A1 (en) * | 2011-08-11 | 2013-02-14 | Kögel Trailer GmbH & Co. KG | Actuating device for closing and tensioning a tarpaulin and commercial vehicle body with such an actuator |
DE102011052579A1 (en) | 2011-08-11 | 2013-02-14 | Kögel Trailer GmbH & Co. KG | Closure device for a tarpaulin of a commercial vehicle body and commercial vehicle body with such a closure device |
EP3072721A1 (en) | 2015-03-26 | 2016-09-28 | Fleetmark Pty Ltd | A side curtain system for a vehicle |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2268669A1 (en) * | 1974-04-23 | 1975-11-21 | Morino Michel | Anchoring of trailer tarpaulin - toggle mechanism under platform engages tarpaulin hook to tighten and secure |
DE9206151U1 (en) | 1992-05-07 | 1992-07-16 | Wihag Nutzfahrzeugtechnik Gmbh & Co Kg, 4800 Bielefeld | vehicle |
US5607200A (en) * | 1995-04-21 | 1997-03-04 | Wabash National Corporation | Curtain securing mechanism |
EP1145902A2 (en) * | 2000-04-14 | 2001-10-17 | Vicente Miro Bravo | Holding and tensioning device for an isothermal curtain for carrier vehicles |
GB2361732A (en) * | 2000-03-10 | 2001-10-31 | David Michael Moffitt | Fastening arrangement for a curtain-sided vehicle |
EP1254801A2 (en) * | 2001-05-03 | 2002-11-06 | Vicente Miro Bravo | A fastening and tightening device for a side insulating canvas in conveying vehicles. |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9605233D0 (en) * | 1996-03-12 | 1996-05-15 | Southfields Coachworks Ltd | Goods containers |
ATE266539T1 (en) * | 1999-04-09 | 2004-05-15 | Miederhoff Franz Fa | SIDE COVER TENSIONER |
-
2006
- 2006-01-19 EP EP06741072A patent/EP1846263A4/en not_active Withdrawn
- 2006-01-19 NZ NZ560605A patent/NZ560605A/en unknown
- 2006-01-19 WO PCT/AU2006/000066 patent/WO2006089347A1/en active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2268669A1 (en) * | 1974-04-23 | 1975-11-21 | Morino Michel | Anchoring of trailer tarpaulin - toggle mechanism under platform engages tarpaulin hook to tighten and secure |
DE9206151U1 (en) | 1992-05-07 | 1992-07-16 | Wihag Nutzfahrzeugtechnik Gmbh & Co Kg, 4800 Bielefeld | vehicle |
US5607200A (en) * | 1995-04-21 | 1997-03-04 | Wabash National Corporation | Curtain securing mechanism |
GB2361732A (en) * | 2000-03-10 | 2001-10-31 | David Michael Moffitt | Fastening arrangement for a curtain-sided vehicle |
EP1145902A2 (en) * | 2000-04-14 | 2001-10-17 | Vicente Miro Bravo | Holding and tensioning device for an isothermal curtain for carrier vehicles |
EP1254801A2 (en) * | 2001-05-03 | 2002-11-06 | Vicente Miro Bravo | A fastening and tightening device for a side insulating canvas in conveying vehicles. |
Non-Patent Citations (1)
Title |
---|
See also references of EP1846263A4 * |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EA014924B1 (en) * | 2007-05-15 | 2011-04-29 | Транстек Рисерч Пти Лтд. | Tensioning device |
EP2144786A1 (en) * | 2007-05-15 | 2010-01-20 | Transtech Research PTY, Ltd. | Tensioning device |
EP2144786A4 (en) * | 2007-05-15 | 2013-05-01 | Transtech Res Pty Ltd | Tensioning device |
WO2008138059A1 (en) * | 2007-05-15 | 2008-11-20 | Transtech Research Pty Ltd | Tensioning device |
AU2008251030B2 (en) * | 2007-05-15 | 2012-05-10 | Freighter Group Property Pty Ltd | Tensioning device |
CN101622155B (en) * | 2007-05-15 | 2011-06-22 | 特兰斯泰克研究有限公司 | Tensioning device |
DE102008047287A1 (en) | 2008-09-16 | 2010-05-06 | Fahrzeugwerk Bernard Krone Gmbh | jig |
EP2163417A1 (en) | 2008-09-16 | 2010-03-17 | Fahrzeugwerk Bernard Krone GmbH | Fastening device for the side curtain of a truck vehicle |
DE102008064293A1 (en) | 2008-12-20 | 2010-07-01 | Fahrzeugwerk Bernard Krone Gmbh | jig |
EP2199129A1 (en) | 2008-12-20 | 2010-06-23 | Fahrzeugwerk Bernard Krone GmbH | Clamping device |
DE102011052581A1 (en) * | 2011-08-11 | 2013-02-14 | Kögel Trailer GmbH & Co. KG | Actuating device for closing and tensioning a tarpaulin and commercial vehicle body with such an actuator |
DE102011052579A1 (en) | 2011-08-11 | 2013-02-14 | Kögel Trailer GmbH & Co. KG | Closure device for a tarpaulin of a commercial vehicle body and commercial vehicle body with such a closure device |
EP2556976A3 (en) * | 2011-08-11 | 2015-11-18 | Kögel Trailer GmbH & Co. KG | Locking device for the tarpaulin of a commercial vehicle structure and commercial vehicle structure with such a locking device |
DE102011052579B4 (en) | 2011-08-11 | 2018-07-26 | Kögel Trailer GmbH & Co. KG | Closure device for a tarpaulin of a commercial vehicle body and commercial vehicle body with such a closure device |
EP3072721A1 (en) | 2015-03-26 | 2016-09-28 | Fleetmark Pty Ltd | A side curtain system for a vehicle |
Also Published As
Publication number | Publication date |
---|---|
EP1846263A1 (en) | 2007-10-24 |
EP1846263A4 (en) | 2008-12-24 |
NZ560605A (en) | 2009-08-28 |
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DPE2 | Request for preliminary examination filed before expiration of 19th month from priority date (pct application filed from 20040101) | ||
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