The present invention relates to a hinge and more particularly to one whose hinge cup is configured to be mounted with a retaining member.
Generally, a furniture cabinet is mounted with hinges so that a door panel can be opened and closed with respect to a fixed portion of the cabinet. As hinge-related technology advances, functional components are added to hinges and are usually mounted in the hinge cups. The interior of a hinge cup, therefore, may need a shielding member for protection.
The present invention relates to a hinge whose hinge cup is configured to be mounted with a retaining member.
According to one aspect of the present invention, a hinge includes a hinge arm, a hinge cup, at least one resilient member, and a retaining member. The hinge cup is pivotally connected with respect to the hinge arm and includes a receiving room. The resilient member is mounted in the receiving room of the hinge cup. The retaining member is engaged with the resilient member through an engaging feature.
Preferably, the resilient member and the engaging feature include a first guiding section and a second guiding section respectively, wherein the first guiding section and the second guiding section work with each other to facilitate engagement of the retaining member with the resilient member.
Preferably, each of the first guiding section and the second guiding section is a curved or inclined surface.
Preferably, the engaging feature is integrally formed with the retaining member, and the retaining member is made of plastic.
Preferably, the resilient member provides a resilient closing force when the hinge cup is pivoted, and thereby closed, with respect to the hinge arm.
Preferably, the retaining member includes a channel, and the hinge further includes a damper mounted in the channel of the retaining member and corresponding to the hinge arm.
Preferably, the damper includes a piston rod, and the hinge further includes an adjusting member movably mounted at the retaining member. The adjusting member includes a surface, a first contact portion, and a second contact portion. The first contact portion is spaced from the surface by a first distance, and the second contact portion is spaced from the surface by a second distance, wherein the first distance is greater than the second distance. When the adjusting member is at a first position with respect to the retaining member, the first contact portion of the adjusting member corresponds to the piston rod of the damper, so when the hinge cup is being closed with respect to the hinge arm under this condition and thereby drives the hinge arm to push and displace the damper, the piston rod of the damper will be pressed against the first contact portion of the adjusting member to produce a first damping effect. When the adjusting member is at a second position with respect to the retaining member, the second contact portion of the adjusting member corresponds to the piston rod of the damper, so when the hinge cup is being closed with respect to the hinge arm under this condition and thereby drives the hinge arm to push and displace the damper, the piston rod of the damper will be pressed against the second contact portion of the adjusting member to produce a second damping effect.
Preferably, the adjusting member further includes a third contact portion. The third contact portion is spaced from the surface by a third distance, and the second distance between the second contact portion and the surface is greater than the third distance. When the adjusting member is at a third position with respect to the retaining member, the third contact portion of the adjusting member corresponds to the piston rod of the damper, so when the hinge cup is being closed with respect to the hinge arm under this condition and thereby drives the hinge arm to push and displace the damper, the piston rod of the damper will be pressed against the third contact portion of the adjusting member to produce a third damping effect.
Preferably, the adjusting member includes an engaging portion, and the retaining member includes an upper portion whose periphery has a first engagement portion and a second engagement portion. When the adjusting member is operated and thus displaced to the first position with respect to the retaining member, the engaging portion of the adjusting member is pressed against the first engagement portion of the retaining member. When the adjusting member is operated and thus displaced to the second position with respect to the retaining member, the engaging portion of the adjusting member is pressed against the second engagement portion of the retaining member.
Preferably, the periphery of the upper portion of the retaining member includes a third engagement portion in addition to the first engagement portion and the second engagement portion. When the adjusting member is operated and thus displaced to the third position with respect to the retaining member, the engaging portion of the adjusting member is pressed against the third engagement portion of the retaining member.
Preferably, the retaining member has a lower portion opposite the upper portion and a main body portion connected between the upper portion and the lower portion of the retaining member. The lower portion has a periphery with a lip section. The adjusting member is movably mounted between the upper portion of the retaining member and the lip section of the lower portion of the retaining member.
Preferably, the upper portion of the retaining member includes a first mark, a second mark, and a third mark, and the adjusting member further includes a pointed portion. When the adjusting member is at the first position with respect to the retaining member, the pointed portion corresponds to the first mark. When the adjusting member is at the second position with respect to the retaining member, the pointed portion corresponds to the second mark. When the adjusting member is at the third position with respect to the retaining member, the pointed portion corresponds to the third mark.
Preferably, the hinge is applicable to a cabinet that includes a first component and a second component, wherein the second component can be opened and closed with respect to the first component. The hinge includes a hinge mounting member in addition to the hinge arm, the hinge cup, the at least one resilient member, and the retaining member. The hinge mounting member is mountable at the first component. The hinge arm is connected between the hinge mounting member and the hinge cup. The hinge cup is mountable at the second component of the cabinet.
Preferably, the retaining member is mounted at the resilient member and shields at least a portion of the receiving room of the hinge cup.
As shown in
The hinge mounting member 17 is configured to be mounted to the first component 14.
The hinge cup 20 is configured to be mounted to the second component 16 and is pivotally connected with respect to the hinge arm 18. The hinge cup 20 includes a receiving room 26. When the second component 16 is opened (or closed) with respect to the first component 14, the hinge cup 20 is opened (or closed) with respect to the hinge aim 18.
The at least one resilient member 22 is mounted in the receiving room 26 of the hinge cup 20. Here, two resilient members 22 are provided by way of example, wherein each resilient member 22 is a torsion spring and can provide a resilient force for closing, or a resilient closing force, while the hinge cup 20 is pivoted from an opened state to a closed state with respect to the hinge arm 18. More specifically, each resilient member 22 includes a first leg 28a, a second leg 28b, and a coil portion 30 connected between the first leg 28a and the second leg 28b. The first leg 28a is pressed against the hinge arm 18, such as against a cam portion 32 of the hinge arm 18. Preferably, the first leg 28a is pressed against the cam portion 32 of the hinge arm 18 through a protective cover 33. The second leg 28b, on the other hand, is pressed against a wall portion of the receiving room 26 of the hinge cup 20. Here, each resilient member 22 is mounted to the hinge cup 20 via a pin 34 that extends through the corresponding coil portion 30.
The retaining member 24 is configured to be mounted to the at least one resilient member 22. Preferably, the retaining member 24 can engage with the at least one resilient member 22 through at least one engaging feature 36. Here, two engaging features 36 are provided by way of example, wherein each engaging feature 36 is configured to engage with the coil portion 30 of the corresponding resilient member 22. Preferably, the engaging features 36 are integrally formed with the retaining member 24, and the engaging features 36 and the retaining member 24 may be made of plastic or metal. Here, the engaging features 36 and the retaining member 24 are made of plastic by way of example, but the present invention has no limitation in this regard. Furthermore, each engaging feature 36 is a projection by way of example. The retaining member 24 is configured to shield at least a portion of the receiving room 26 of the hinge cup 20 so that dust and dirt are kept from entering the receiving room 26 of the hinge cup 20.
As shown in
Referring to
Referring to
The damper 202 is configured to provide a damping effect. For example, while the hinge cup 20 is being pivoted from an opened state to a closed state with respect to the hinge arm 18, each resilient member 22 provides a resilient closing force, and the cylinder 204 of the damper 202 is pushed by the hinge arm 18 such that the piston rod 206 of the damper 202 is pressed against the rear wall 52 of the hinge cup 20 and then retracted with respect to the cylinder 204 to produce a damping effect. When the hinge is applied to the foregoing cabinet 12, therefore, a certain stage (e.g., the very last stage) of the process of closing the second component 16 with respect to the first component 14 is damped.
As stated above, the retaining member 24 is engaged with the coil portions 30 of the resilient members 22 through the engaging features 36 respectively, and the damper 202 is movably mounted in the channel 200 of the retaining member 24.
The hinge cup 20 includes a pair of sidewalls 46 and a front wall 50 in addition to the bottom wall 48 and the rear wall 52. Preferably, each of the sidewalls 46 has a first connecting hole 54 and a second connecting hole 56, wherein the two first connecting holes 54 correspond in position to each other, and the two second connecting holes 56 correspond in position to each other. (Please note that
Each resilient member 22 is mounted between the corresponding sidewall 46 of the hinge cup 20 and the corresponding lug 58. The resilient members 22 are positioned in the receiving room 26 thanks to a pin 64 that passes through the second connecting holes 56 in the sidewalls 46, the coil portions 30 of the resilient members 22, and the lugs 58.
Preferably, referring to
The damper 202 is movably mounted in the channel 200 of the retaining member 24. While the hinge cup 20 is being closed with respect to the hinge arm 18, the hinge arm 18 pushes and thereby displaces the damper 202 mounted in the channel 200 of the retaining member 24.
Referring to
Moreover, the upper supporting frame 302 of the adjusting member 300 includes a pointed portion 310, an operating portion 312, and an engaging portion 314. When the adjusting member 300 is adjusted, and thereby displaced, with respect to the retaining member 24, the engaging portion 314 is selectively moved to, and hence lightly engaged with, the first engagement portion 74a, the second engagement portion 74b, or the third engagement portion 74c of the retaining member 24, with the pointed portion 310 pointing to a corresponding one of the first mark 72a, the second mark 72b, and the third mark 72c on the retaining member 24 in order for the user to identify the position the adjusting member 300 is adjusted to. The operating portion 312 makes it easier for the user to push the adjusting member 300 and thereby displace the adjusting member 300 with respect to the retaining member 24.
Referring to
Referring to
Referring to
Referring to
When the adjusting member 300 is at the first position and the hinge cup 20 is in an opened state with respect to the hinge arm 18 as shown in
More specifically, when the hinge cup 20 being closed is about to enter the last stage of the closing process (as shown in
When the adjusting member 300 is at the second position and the hinge cup 20 is being closed with respect to the hinge arm 18 and is about to enter the last stage of the closing process, the hinge arm 18 pushes the damper 202 according to the second empty section S2 such that the piston rod 206 is pressed against the second contact portion 318 of the adjusting member 300. In fact, only when the hinge cup 20 is closed to a position where it is at a second predetermined angle θ2 with respect to the hinge arm 18 will the hinge arm 18 be able to push and thereby displace the cylinder 204 of the damper 202 along the channel 200 of the retaining member 24, in order for the piston rod 206 to retract with respect to the cylinder 204 and produce a second damping effect F2 until the hinge cup 20 is in the closed state with respect to the hinge arm 18.
When the adjusting member 300 is at the third position and the hinge cup 20 is being closed with respect to the hinge arm 18 and is about to enter the last stage of the closing process, the hinge arm 18 pushes the damper 202 according to the third empty section S3 such that the piston rod 206 is pressed against the third contact portion 320 of the adjusting member 300. In fact, only when the hinge cup 20 is closed to a position where it is at a third predetermined angle θ3 with respect to the hinge arm 18 will the hinge arm 18 be able to push and thereby displace the cylinder 204 of the damper 202 along the channel 200 of the retaining member 24, in order for the piston rod 206 to retract with respect to the cylinder 204 and produce a third damping effect F3 until the hinge cup 20 is in the closed state with respect to the hinge arm 18.
As can be known from the above, the adjusting member 300 can be adjusted in position with respect to the retaining member 24 so that, when the hinge cup 20 is being closed with respect to the hinge arm 18 and is about to enter the last stage of the closing process, the hinge arm 18 can push the damper 202 in accordance with the adjustment in order for the damper 202 to produce the desired predetermined damping effect, thereby satisfying the damping need associated with closing the second component 16 of the cabinet 12 with respect to the first component 14 (e.g., to protect the components and eliminate noise).
The third embodiment of the present invention is so designed that the angular range of the closing stage in which the damper 202 produces a predetermined damping effect can be adjusted through the different contact portions of the adjusting member 300 to meet different damping needs respectively.
In summary, the hinge of the present invention preferably has the following features:
While the present invention has been disclosed through the preferred embodiments described above, it should be understood that the embodiments are not intended to be restrictive of the scope of the invention. The scope of patent protection sought by the applicant is defined by the appended claims.
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