CN108024618A

CN108024618A - Backrest

Info

Publication number: CN108024618A
Application number: CN201680045650.5A
Authority: CN
Inventors: 尼古拉斯·拉斯马森; 伊丽莎白·海伦·克里斯马斯; 马库斯·克里格斯曼
Original assignee: Australian Protective Clothing Private Co Ltd
Current assignee: Australian Protective Clothing Private Co Ltd; Australian Defence Apparel Pty Ltd
Priority date: 2015-08-04
Filing date: 2016-08-04
Publication date: 2018-05-11
Also published as: MX2018001455A; HK1249378A1; KR20180044304A; JP2018526078A; AU2016302402A1; WO2017020088A1; US20180228271A1; IL257293A; EP3331400A4; CO2018001357A2; PH12018500267A1; CA2994451A1; EP3331400A1

Abstract

A kind of backrest is provided, which includes Part I (12) and single Part II (14), these are partially configured as in multiple relative positions (24,30；28,26) ground interlocking can be departed from, to limit the corresponding assembled configuration with two or more different length of the backrest, which can be directed to the different toter of height and be adjusted whereby.The interlocking includes making these first and second parts releasedly be bonded with each other by making these first and second parts substantially relatively move towards each other in a first direction, then relatively moving in the second direction being generally perpendicular to the first direction.

Description

Backrest

Technical field

The present invention relates to the backrest for being suitable for being attached in knapsack, haversack or the like.

Background technology

Outer backrest (also known as bag frame or Knapsack-rack) generally uses when requiring toter to bear weight.In an example In, outer backrest is born by army personnel or combatant.Compared to frameless knapsack or include the knapsack of interior backrest, it is such Outer backrest provides stronger support, distribution of weight and toter's protection.

United States Patent (USP) US7,793,809 describes a kind of outer backrest of especially suitable Military Application.This backrest includes one Formula unit, it has vertical siding track of the general parallel orientation at a pair of of interval, these siding tracks by the top and bottom of general parallel orientation across Binding structure is connected with each other.The size and size of this backrest are set as the toter suitable for specific height.

The object of the present invention is to provide a kind of backrest, which overcomes or at least improves the one or more of existing backrest not Foot, or provide at useful substitute.

Mentioning any prior art in the description is not an admission that or implies this prior art in any jurisdiction The interior part for forming common knowledge or this prior art can be understood and thought by those skilled in the art's rational expectation It is relevant and/or is combined with other prior art data.

The content of the invention

In a first aspect, the present invention provides a kind of backrest, which includes Part I and single Part II, this It is partially configured as in multiple relative positions interlocking with departing from, there is two or more different length with limit the backrest Corresponding assembled configuration, which can be directed to the different toter of height and be adjusted whereby.The interlocking is included by making these First and second parts substantially relatively move, then in the second party being generally perpendicular to the first direction towards each other in a first direction Relatively move upwards to make these first and second parts releasedly be bonded with each other.

These relative movements of the first and second parts in the second direction can include these first and second parts Slided on each other.

In one embodiment, which is included in the first knot of one or more on one of these first and second parts Multiple second structures on structure and another in these first and second parts, these or each first structure these the One and Part II selectively engage corresponding second structure when being releasedly bonded with each other to limit the corresponding assembling of the backrest Configuration.

These first and second structures can be by making these first and second parts in the side opposite with the second direction Upwards relative movement, then with the first party in the opposite direction on relatively move and depart from.When these the first and second knots When structure departs from, these first and second parts of the backrest be able to can be kept completely separate.

The first structure can include prominent latch-up structure, and these second structures can include multiple holes, wherein, when When these first and second parts relatively move in the first direction, which is received within selected opposed holes In.The hole can be general rectangular or rhomboid, and its size is preferably set to receive the latch-up structure..

Then, the Part I of the backrest can include latch-up structure, and the Part II of the backrest is including described Multiple opposed holes.In addition, the Part II of the backrest can then include latch-up structure, and the Part I of the backrest can wrap Include other multiple holes.

In one embodiment, the or each latch-up structure includes the protuberance of generally L-shaped, which is sliding engaged The periphery wall of corresponding opposed holes is releasedly to wedge wherein.The or each L-shaped protuberance be suitable for by make the backrest this A little first and second parts are sliding engaged the periphery of corresponding opposed holes on each other in the second direction with respect to sliding Wall.

Preferably, four latch-up structures arrange that this is conducive to the rigidity of corresponding assembled configuration with rectangular array..

These first and second parts may each comprise the siding track of the general parallel orientation at a pair of of interval and connect these siding tracks The cross-over configurations at one or more interval, wherein, each siding track, which has, runs through its multiple aforementioned apertures, this some holes is along corresponding side Rail is arranged with linear array.

These first and second parts are preferably on being almost symmetry parallel to the vertical centerline of siding track.

In one embodiment, one of the cross-over configurations at one or more interval have the position between these siding tracks The lumbar support member locate, being integrally formed therewith, the lumbar support member are not affected by this cross-over configurations and further support ground It is prominent, so that relative to the optional curved planar tilt comprising the siding track.

The backrest may further include it is releasable lock arrangement, the lock arrangement must first action in (for example, With hand) it is released, to allow these first and second parts to depart from being engaged from interlocking.Lock arrangement can include being located at this One or more other latch-up structures on one of a little backrest parts, the other latch-up structure can be received within another part In multiple holes and when these first and second parts are bonded with each other, the periphery of respective aperture is abutted when being received within wherein Wall, thus prevents opposite slip between these first and second parts, and thus interlocks these first and second parts.

In one embodiment, the or each in addition latch-up structure is arranged in respective tabs, which is configured as (such as passing through finger pressure) resiliently bends in first action..

There can be a pair of catches arrangement in the corresponding side of the backrest.

The size of the Lordosis support and this cross-over configurations is set as the Lordosis support when bearing the backrest The lumbar region at the back of toter is contacted, and is preferably arranged to enable the Lordosis support in this contact process In be resiliently bent.

In a preferred embodiment, these first and second parts are curved, to copy or close to toter back Typical curvature.

In a preferred embodiment, these Part I and/or Part II include one or more first attachment points, The backrest is allowd to be releasably attached to knapsack, haversack etc..Preferably, the Part I and/or the Part II Further comprise one or more second attachment points, its size is set as receiving band, such as rump strap, waistband or shoulder belt.

Preferably, the size of these the first and second parts be set as making the backrest be adjustable so as to change its length it is most Reach 150mm, be for example at maximum up to 120mm.

Preferably, these first and second parts are corresponding single moulded pieces.

In second aspect, the present invention provides a kind of backrest, which includes：

The siding track of the general parallel orientation at a pair of interval, these siding tracks limit the optional curved plane for including these siding tracks；And And

The cross-over configurations at one or more intervals of these siding tracks are connected, wherein, the bridging at one or more of intervals The Lordosis support that one of structure has at position between these siding tracks, is integrally formed therewith, the Lordosis support is not It is with being subject to the further support of this cross-over configurations prominent, so that relative to the planar tilt；

Wherein, the size of the Lordosis support and this cross-over configurations is set as the waist branch when bearing the backrest The lumbar region at the back of support member contact toter, and it is configured such that the Lordosis support can be in the contact process In be resiliently bent.

The Lordosis support is preferably substantially inverted U-shaped.

The Lordosis support is erect preferably when bearing the backrest according to correct orientation from one cross-over configurations.

As used herein, unless the context otherwise requires, otherwise term " including (comprise) " and its change for example " are wrapped Include (comprising) ", " including (comprises) " and " including (comprised) " be not intended to exclude other additives, Component, integer or step.

From following citing and referring to the drawings in given explanation, other aspects of the present invention and retouched in previous paragraph The other embodiments stated will be apparent.

Brief description of the drawings

Fig. 1 is the front perspective view of backrest according to an embodiment of the invention.

Fig. 2A is the front view of the first lower part of the composition bottom framework of the backrest of Fig. 1.

Fig. 2 B are the front views on single second top of the composition top frame of the backrest of Fig. 1.

Fig. 3 A are single first and second part of the backrest in the Fig. 1 completely disengaged or under unassembled configuration respectively Front view and the fragmentary sectional view of A-A along the line.

Fig. 3 B include the similar view with Fig. 3 A, but backrest is partially in part engagement configuration or part assembled configuration.

Fig. 3 C include the view similar to Fig. 3 A, but backrest is partially in and is fully engaged or assembled configuration.And

Fig. 4 is the decomposition close-up perspective view of the backrest of Fig. 1, which includes latching device.

In figure, " front view " shows the front side (or front side of single first and second part) of backrest.Using When, leading flank is to toter's back.When being mentioned above, " rearview " is the rear side (or single first and second of backrest Partial rear side).When in use, the knapsack or other objects that trailing flank is carried to backrest.

Embodiment

Referring to Fig. 1, the backrest 10 for knapsack etc. is shown, which includes the in 12 form of general rectangular bottom framework The Part II of 14 form of top frame a part of and in general rectangular.Bottom framework 12 and top frame 14 are on horizontal and vertical It is curved, or substantially spill, to copy or typical curvature close to toter's back.Bottom framework 12 and top frame 14 are being permitted Ground interlocking can be departed from more relative positions, (Fig. 1 is shown to limit 10 assembled configuration of corresponding backrest with two or more length First length).So, as being described in detail further below, backrest 10 can be directed to the different toter of height and be adjusted.

Bottom framework 12 and top frame 14 include the vertical siding track 16,18 of the general parallel orientation of a pair of of corresponding interval, these sides Rail is connected by the cross-over configurations 20,22 accordingly generally laterally extended.As shown in the figure, bottom framework 12 and top frame 14 on The vertical centerline for extending past each frame is symmetrical.Bottom framework 12 and top frame 14 are by suitable high-strength plastic The single moulded piece that material, such as makrolon are formed.These frames are preferably rigid, but can be opened up under ordinance load Reveal certain flexure.

Bottom framework 12 and top frame 14 are interlocked in which can depart from by the complementary locking structures on each frame and hole.

Substantially dash forward forward from the upper end of the siding track 16 of bottom framework 12 in a pair of of first structure of prominent latch-up structure form Go out, these first structures include the protuberance 24 of substantially inverted L-shaped (see Fig. 2A).Protuberance 24 is substantially in when being seen in section view Inverted L-shaped, and be general rectangular when in terms of front.(see Fig. 1) under the assembled configuration of backrest 10, the first couple of bottom framework 12 L-shaped locks protuberance 24 and is releasably accepted in corresponding a pair of of structure in multiple second structures, and the second structure is top frame In the siding track 18 of frame 14 in the form of the hole 30 of general rectangular or rhomboid.Each siding track 18 has the straight line in equally spaced hole 30 Array.

Similarly, in form the second pair latch-up structure 28 similar to protuberance 24 from each siding track 18 of top frame 14 Lower end is substantially protruded (see Fig. 2 B) backward.Under assembled configuration, second pair of L-shaped locking protuberance 28 of top frame 14 is releasable Ground is received in corresponding a pair of holes in the hole 26 of multiple similar, vertically disposed, general rectangulars or rhomboid, this some holes edge The each siding track 16 for bottom framework 12 is equally spaced (see Fig. 2A).As shown in Figure 2 A and 2 B, a pair of L-shaped protuberance 24 exists Projected upwards with second pair of opposite side of L-shaped protuberance 28, so that L-shaped protuberance 24,28 is releasable under assembled configuration It is wedged in corresponding opposed holes, as described below ground.

Advantageously, when first pair and second pair of L-shaped locking protuberance 24,28 are bonded with each other with corresponding opposed holes 30,26 When, bottom framework 12 and top frame 14 firm interlock on all four positions.Bottom framework 12 and top frame 14 are especially mutual by rigidity Lock, because four L-shaped locking protuberances 24,28 are arranged on the opposite siding track 16,18 of bottom framework 12 and top frame 14.

Now, by with reference to Fig. 3 A-3C come describe between bottom framework 12 and top frame 14 being bonded with each other with formed assembling Backrest 10.Fig. 3 A illustrate in close to it is overlapping but completely disengage or unassembled configuration under bottom framework 12 and top frame 14.As can see especially in the section view of Fig. 3 A, the first L-shaped locking 24 (such as hacures of protuberance of bottom framework 12 It is shown) it is positioned adjacent to the opposed holes 30 of top frame 14 but from wherein removal (as shown in cross-hauling).Similarly, top frame The second L-shaped locking protuberance 28 of frame 14 is positioned adjacent to the opposed holes 26 of bottom framework 12 but from wherein removing.In this position On, top frame 14 and bottom framework 12 are completely disengaged or separated, but can be by substantially inwardly promoting each frame 12,14 (or one Rise) and be partially engageable with, as shown in the arrow 102 in Fig. 3 A.

Now referring particularly to Fig. 3 B shown in section view, bottom framework 12 the first L-shaped locking protuberance 24 connect now It is contained in or in the opposed holes 30 of top frame 14.Similarly, the second L-shaped locking protuberance 26 of top frame 14 is accepted now In the opposed holes 28 of bottom framework 12.On this position, top frame 14 and bottom framework 12 are partially engageable with or partly assemble, but It can be fully engaged or complete by making each frame 12,14 be slided on the generally opposite direction parallel to siding track 16,18 Fully assembled (as shown in the perpendicular arrow 104 of Fig. 3 B).

Now referring particularly to Fig. 3 C shown in section view, bottom framework 12 the first L-shaped locking protuberance 24 slidably connect Close the orthogonal periphery wall 30a of the opposed holes 30 of top frame 14.Similarly, the second L-shaped locking protuberance 28 of top frame 14 slides Engage the orthogonal periphery wall 26a of the opposed holes 26 of bottom framework 12.In this sense, L-shaped protuberance 24,28 is releasedly It is wedged in opposed holes 30,26 (or tight against its periphery wall 30a, 26a).Now, bottom framework 12 and the complete phase mutual connection of top frame 14 Close, so that the upper assembling completely of one of multiple relative positions now of backrest 10.

Bottom framework 12 and top frame 14 are interlocked on this position in which can depart from by latching arrangement, and latching device includes one To similar lock 100, these are arranged symmetrically in the opposite side of assembly when latching in terms of rear side or front side.Each lock The angled elongated planar tabs 50 that 100 17 internal cuttings of widened upper end including the corresponding rail 16 from bottom framework 12 go out, So that the contact pin keeps attachment (Fig. 2A) at its vertical inward flange 51, whereby, which is hinged simultaneously in this edge Can resiliently it be bent from its resting position concordant with end 17.The inner of the close hinged edge of contact pin 50 has overall The interior bonding land of L-shaped or protuberance 40, it is in its assembling being bonded with each other completely as described above in bottom framework and top frame Two edges in the hole 30 of the rail 18 of top frame 14 are engaged during state.So, L-shaped bonding land or protuberance 40 by rail pair and Therefore the frame is locked together, prevents from discharging the rail of the engagement between protuberance 24,28 and hole 26,30 to being not intended to Between opposite slide.Such to depart from unintentionally be risky in the wild, is especially born under conditions of challenging heavy Bag when.

Bonding land or protuberance 40 can pass through the freedom of the resilience pressing contact pin 50 on the arrow of Fig. 4 " pressing " direction Hold 52 and unlocked from hole 30.This is to make bottom framework with top frame depart to move to adjust three actions needed for the length of backrest First step.

Afterwards, bottom framework 12 and top frame 14 can slide back into relative to each other longitudinally and parallel to siding track 16,18 Partially engaged position shown in Fig. 3 B.On this position, bottom framework 12 and top frame 14 then can be every by generally pulling A frame is (or pull at least one of which frame and leave another frame) separated from each other, and bottom framework 12 and top frame 14 are present It has been back to shown in Fig. 3 A and has completely disengaged position.

It will be appreciated that the position restriction of the L-shaped locking protuberance 24,28 in corresponding opposed holes 30,28 The entire length (or height) of backrest 10.For example, if the L-shaped locking protuberance 24 of bottom framework 12 is located at the minimum of top frame 14 In opposed holes 30, then backrest 10 will be in its maximum length.However, if the L-shaped locking protuberance 24 of bottom framework 12 is positioned at top In the highest opposed holes 30 of frame 14, then backrest 10 will be in its minimum length.Backrest 10 is designed such that its maximum length Difference (i.e. backrest adjustable extent) with minimum length is 120mm, is represented by five 30mm increments.Generally, this difference or adjusting Scope can be up to 150mm.For the population of Australia, the change of 1% women to the back length of 99% male turns to 153mm：The adjustable range of 120mm is considered acceptable, so as to cover the 98% of population group.

Other some features of shown backrest 10 will now be described.Referring particularly to Fig. 1 and Fig. 2A, bottom framework 12 is included substantially Inverted U-shaped lumbar support member 60, the lumbar support member and the nethermost cross-over configurations 20 extended laterally are integrally formed.U-shaped Lumbar support member 60 be subject to nethermost cross-over configurations 20 further support it is not prominent so that relative to including siding track 16 Planar tilt.The size of U-shaped lumbar support member 60 and nethermost cross-over configurations 20 is set as in 10 (not shown) of backrest Lumbar support member 60 contacts the lumbar region at toter back when being born.Advantageously, U-shaped waist support member 60 shows elastic hinge Connect action so that it can the elastic bending in such contact process, thus provide to the lumbar region at the back of toter Response supports.Backrest 10 includes being capable of the molding material of elastic deformation, such as suitable makrolon.

Bottom framework 12 and top frame 14 further comprise the attachment slit 70 of multiple generally oblong tablet shapes, these attachments are narrow Seam is arranged on the lateral structure and end structure or alar part 71 of each frame.As shown in Figure 2 A, bottom framework 12 includes being arranged symmetrically Elongated attachment slit 70, these slits be positioned at toter buttocks positioning around (when bearing backrest 10).Similarly, push up Frame 14 includes the attachment slit 70 being arranged symmetrically, these upper-side areas and side zones of attachment slit along the shoulder of toter In place (when bearing backrest).Attachment slit 70 be used for by backrest 10 be releasably attached to suitable knapsack, haversack or On analog (not shown).Attachment slit 70 is also used for releasably accepting one or more bands or belt, such as rump strap, waistband Or shoulder belt (not shown).Slit 70 and side structure and end structure or alar part 71 configuration, shape and quantity are it is of course possible to root Become according to the given application of backrest.

It should be appreciated that disclosed in this specification and limit the present invention extend to be previously mentioned or from text or attached drawing it is bright All alternative combinations of two or more aobvious independent features.All these various combinations form the different replacements of the present invention Property aspect.

Claims

1. a kind of backrest, including：

Part I and single Part II, these are partially configured as in multiple relative positions interlocking with departing to limit The corresponding assembled configuration with two or more different length of the fixed backrest, the backrest can be directed to the different toter of height whereby It is adjusted；

Wherein, it is described interlocking include by make these first and second parts in a first direction substantially towards each other relative movement, Then relatively moved in the second direction being generally perpendicular to the first direction to make these first and second parts releasedly phase It is inter-engaging.

2. backrest as claimed in claim 1, which is configured as making these first and second parts in the second direction The relative movement slided including these first and second parts on each other.

3. backrest as claimed in claim 1 or 2, the one or more first being included on one of these first and second parts Multiple second structures in structure and another in these first and second parts, the or each first structure these One and Part II selectively engage corresponding second structure when being releasedly bonded with each other to limit the corresponding assembling of the backrest Configuration.

4. backrest as claimed in claim 3, wherein, these first and second structures by make these first and second parts with this Second party in the opposite direction upper relative movement, then with the first party in the opposite direction on relatively move and depart from.

5. the backrest as described in claim 3 or 4, wherein, when these first and second structures depart from, the backrest these One and Part II can be kept completely separate.

6. the backrest as described in one of claim 2 to 5, wherein, which includes prominent latch-up structure, and these the Two structures include multiple holes, wherein, when these first and second parts relatively move in the first direction, protrusion locking Structure is received within the selected opposed hole.

7. backrest as claimed in claim 6, wherein, the Part I of the backrest includes the latch-up structure, the backrest The Part II includes the multiple opposed holes.

8. backrest as claimed in claim 7, wherein, the Part II of the backrest includes the latch-up structure, the backrest The Part I includes other the multiple hole.

9. the backrest as described in claim 6,7 or 8, wherein, the or each latch-up structure includes the protuberance of generally L-shaped, should Protuberance is sliding engaged the periphery walls of corresponding opposed holes releasedly to wedge wherein.

10. backrest as claimed in claim 9, wherein, the or each L-shaped protuberance be suitable for by make the backrest these first The periphery walls of corresponding opposed holes is sliding engaged with respect to sliding on each other in this second direction with Part II.

11. the backrest as described in one of claim 6 to 10, wherein, there are four latch-up structures to be arranged with rectangular array.

12. backrest as claimed in claim 11, wherein, these first and second parts include the general parallel orientation at a pair of of interval Siding track and connect these siding tracks one or more intervals cross-over configurations, wherein, each siding track has through the multiple of its The hole, this some holes are arranged along corresponding siding track with linear array.

13. backrest as claimed in claim 12, wherein, one of the cross-over configurations at one or more interval have in these sides At position between rail, the lumbar support member that is integrally formed therewith, which is not affected by this cross-over configurations Further support ground is prominent, so that relative to the optional curved planar tilt comprising the siding track.

14. the backrest as described in one of claim 1 to 13, further comprises releasable lock arrangement, lock arrangement must It must be released in the first action, to allow these first and second parts to depart from being engaged from interlocking.

15. the backrest as described in one of claim 3 to 13, further comprises the lock arrangement that can be unlocked, lock arrangement must It must be released in the first action, to allow these first and second to be partially disengaged, wherein, the lock arrangement includes being located at institute One or more other latch-up structures on one of part are stated, which can be received within the multiple of another part In the hole and when these first and second parts are bonded with each other, the periphery wall of respective aperture is abutted when being received within wherein, Thus prevent from sliding relatively between these first and second parts, and thus interlock these first and second parts.

16. backrest as claimed in claim 15, wherein, the or each in addition latch-up structure is arranged in respective tabs, this connects Piece is configured as resiliently bending in the described first action.

17. the backrest as described in one of claim 14 to 16, is included in a pair of latching device of the corresponding side of the backrest.

18. the backrest as described in one of claim 1 to 17, wherein, these first and second parts are curved, to copy or Close to the typical curvature at toter back.

19. the backrest as described in one of claim 1 to 18, wherein, these first and second parts are single overall mould respectively Product.

20. a kind of backrest, including：

The siding track of the general parallel orientation at a pair of interval, these siding tracks define the curved plane of the selectivity comprising the siding track；And And

Connect the cross-over configurations at one or more intervals of these siding tracks, wherein, the cross-over configurations which is spaced it One Lordosis support for having at position between the siding track, being integrally formed therewith, the Lordosis support are not affected by this The further support ground of a cross-over configurations is prominent, so that relative to the planar tilt；

Wherein, the size of the Lordosis support and this cross-over configurations is set as the Lordosis support when bearing the backrest The lumbar region at the back of toter is contacted, and is configured such that the Lordosis support can be hit by a bullet in the contact process Bend to property.

21. backrest as claimed in claim 20, wherein, which is substantially inverted U-shaped and in the backrest by correct Orientation is holded up when being born from this cross-over configurations.