JP2006238383A - Camera shake restricting device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To solve a problem of wastefulness and troublesome preparation for carrying two kinds of fittings, such as a tripod and a shoulder pad member (blurring suppressor member and shoulder frame, etc.), when stationary photography and moving photography are both carried out, because the tripod is used for restricting blurring of hands during the stationary photography by using an image pick-up device, and the shoulder pad member is used preferably for photography during movement. <P>SOLUTION: Three leg members 3a, 3b, 3c, which can be expanded and contracted, a supporting member 4 for supporting three leg members 3a-3c in a freely opened or closed state, a first universal head 5 which is mounted at the supporting member 4 with a changeable posture and to which a digital video camera 2 can be mounted in a removable way, and a handle 6 for fixing the posture of the first universal head 5, are provided. A second universal head 7 for mounting the digital video camera 2 in a removable way is provided at the leg member 3a, and a shoulder pad member is provided at the leg 3b. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a camera shake suppression device that suppresses camera shake during imaging, and in particular, a state in which three legs are opened and used as a tripod, and the three legs are closed and passed over a shoulder. The present invention relates to a camera shake suppression device that can take two forms of use as a shoulder support member that suppresses camera shake.

  As this kind of conventional image stabilization device, for example, there is one described in Patent Document 1. Patent Document 1 describes a camera-camera shake suppression device that is used in combination with a video camera. The camera shake suppression device for video camera described in this Patent Document 1 is “a telescopic rod on one side with a base, and a grip handle on the other, and the base is attached to and detached from the video camera on the top. Attach a screw for universal use, and the telescopic rod can be stretched to an appropriate length, and should be abutted to the shoulder side in its proper stretched state, while the grip handle should be raised vertically with the right or left hand. It can be gripped, which makes it possible to temporarily fix the telescopic rod on the shoulder.

  According to the camera shake suppression device for a video camera having such a configuration, an effect that “a simple and quick response at the time of shooting is possible, and that camera shake during shooting can be easily prevented as much as possible” is expected. .

  Moreover, as an accessory for using this kind of camera-shake suppression apparatus, there exist some which are described in patent document 2, for example. Patent Document 2 describes a tripod attachment that is interposed between the two when the camera is fixed on the tripod. The attachment for a tripod described in this Patent Document 2 is “in the attachment interposed between the camera and the tripod when the camera is fixed on the tripod, the dimension in the front-rear direction corresponds to that of the tripod mount. The size is larger than the size, and the shape is substantially the same as the shape of the mounting surface on the bottom side of the camera, and a convex portion extending from the rear or front to both sides is formed on the surface facing the camera. Non-slip is applied to the surface of the part to form a contact part, and a convex part is formed on the front part or the rear part independently of the convex part, and a spacer is detachably attached to the front or rear convex part, The surface of the spacer is a front or rear contact portion, and the area between the convex portion extending from the rear or front portion of the surface on the camera side to both sides and the front or rear convex portion is escaped, The escape A screw for connecting to the camera is provided so as to protrude upward, and a rib is formed around the back surface facing the mounting base of the tripod, and a recess is provided so as to be surrounded by the rib. Female screw holes are formed in front and rear positions of the screw to be used.

  According to the attachment having such a configuration, “the camera is fixed on the tripod via an attachment having a shape substantially the same as the shape of the mounted surface on the bottom side of the camera, and the camera is attached to the tripod. Is expected to be stable. "

  However, in the camera shake suppression device for video camera described in Patent Document 1 as described above, camera shake during shooting can be prevented as much as possible, and the mobility is excellent, but shooting is performed at a fixed position. In this case, it is difficult to stably suppress camera shake compared to shooting using a tripod installed at a fixed position, because the user himself / herself holds the camera shake suppression device for the video camera attached at that position. And burden the user.

In addition, in the attachment for a tripod described in Patent Document 2, the video camera can be stably attached to a tripod and a shoulder frame to which the attachment can be attached. However, photographing at a fixed position and photographing while moving When shooting both, it was necessary to prepare both a tripod and a shoulder frame, which was uneconomical and cumbersome to carry.
JP 2004-170881 A No. 7-54718

  The problem to be solved is to use a tripod for shooting at a fixed position and to use a shoulder pad (shake suppression device or shoulder for shooting while moving) to suppress camera shake during shooting. It is preferable to use a frame etc., but when shooting both at a fixed position and while moving, two types of equipment must be prepared, which is uneconomical. Carrying around is troublesome.

  The camera shake suppression device of the present application includes three legs that can be expanded and contracted, a support member that supports the three legs so as to be openable and closable, and a posture changeable attachment to the support member, and the image pickup apparatus is detachable And a handle that can fix the posture of the first camera head, and the imaging device is detachably mounted on one of the three legs. The main feature is that two heads are provided and a shoulder pad is provided on one of the two legs or the other two legs.

  According to the camera shake suppression device of the present application, for shooting at a fixed position, the three legs can be opened and the imaging device can be attached to the first camera platform and used as a tripod. For accompanying shooting, the three legs can be closed and an imaging device can be attached to the second pan head, and the shoulder pad can be used as a shoulder pad by straddling the shoulder pad over the shoulder, resulting in a clear image. . Thereby, it is not necessary to prepare a tripod and a shoulder support member separately, and portability can be improved.

  An image stabilization device that can be used as a tripod for shooting at a fixed position and used as a shoulder support member for shooting with movement is realized with a simple structure.

  1 to 5 show examples of embodiments of the present invention. 1 and FIG. 2 show an embodiment of the camera shake suppression device of the present invention. FIG. 1 is a front view, FIG. 2 is a side view, and FIG. 3 is a state where the camera shake suppression device of FIG. 4 is a perspective view of the shoulder support member as seen from the rear side, and FIG. 5 is an explanatory view showing the state of use as the shoulder support member.

  The camera shake suppression device 1 shown in FIGS. 1 to 4 can be used as a tripod and a shoulder support member by attaching a digital video camera 2 showing a specific example of the imaging device 2. It is what. As shown in FIGS. 1 to 4, the camera shake suppression device 1 includes three legs 3 that can be expanded and contracted, a support member 4 that supports the three legs 3 so as to be openable and closable, and a support member 4. And a first pan head 5 that can change the posture, a handle 6 that fixes the posture of the first pan head, a second pan head 7 that is attached to the leg 3, a shoulder rest portion 8, and the like. It is configured.

  The three legs 3, i.e., the first leg 3a, the second leg 3b, and the third leg 3c, respectively, are the first pipes 11a to 11c that form a long cylindrical body and the first pipes 11a to 11c. Second pipes 12a to 12c having a long cylindrical body having a smaller diameter than the pipes 11a to 11c, stone protrusions 13a to 13c provided at the respective distal ends of the second pipes 12a to 12c, and first pipes 11a to 11c Expansion and contraction adjusting members 14a to 14c attached to 11c so as to be rotatable are provided.

  In the first pipes 11a to 11c, second pipes 12a to 12c can be accommodated in a nested manner, and the second pipes 12a to 12c have a desired length by the expansion and contraction adjusting members 14a to 14c. Fixed to. That is, when the expansion / contraction adjusting members 14a to 14c are rotated in one direction, the second pipes 12a to 12c are respectively tightened and fixed, and when rotated in the other direction, the fixing is released, and the second pipes 12a to 12c are fixed. Each of the first pipes 11a to 11c can be expanded and contracted, and can be adjusted to a desired length. In addition, a rubber cap for preventing slipping is attached to each of the stone protrusions 13a to 13c.

  The support member 4 includes a support base 16, a fixed shaft 17 that rises perpendicularly to the support base 16, and the like. As shown in FIG. 3 and the like, the support base 16 of the support member 4 has bearing portions protruding in three directions, and the first pipes 11a to 11c of the first to third legs 3a to 3c are provided in the respective bearing portions. A slit is provided in which the base portion is inserted. Each bearing portion is provided with pins not shown in the drawing, and the first to third legs 3a to 3c are rotated by passing these pins through the base portions of the first pipes 11a to 11c, respectively. It is supported freely. The fixed shaft 17 is disposed at a substantially central portion of the support base 16, and the first pan head 5 is supported by the fixed shaft 17.

  As shown in FIG. 2 and the like, the first pan head 5 includes a first shaft member 21 supported by the fixed shaft 17 of the support member 4 and a second shaft member supported by the first shaft member 21. 22 and a frame body 23 supported by the second shaft member 22. The frame 23 is detachable from a fixture 25 (see FIG. 4) attached to the bottom surface of the digital video camera 2, and the fixture 25 is locked by a stopper piece 24 provided on the frame 23. The Thereby, the digital video camera 2 equipped with the fixture 25 is detachably fixed to the first camera platform 5.

  The first shaft member 21 is rotatably supported by the fixed shaft 17 of the support member 4, whereby the entire first pan head 5 rotates in the plane direction of the support base 16 of the support member 4. It will be. The first shaft member 21 is provided with a shaft portion 21a centering on a line extending in a direction orthogonal to the fixed shaft 17 of the support member 4, and the second shaft member 22 is rotated around the shaft portion 21a. It is supported freely. Thereby, the frame 23 supported by the second shaft rotating portion 22 and the second shaft member 22 rotates in a direction orthogonal to the surface of the support base 16 of the support member 4. Further, the second shaft member 22 has a slit 22a formed so as to extend thinly to the periphery of the shaft portion 21a of the first shaft member 21, and a handle 6 for mounting the handle 6 disposed so as to cross the slit 22a. Screw holes are provided.

  The handle 6 includes a grip portion 31, a shaft portion 32 that extends continuously above the grip portion 31, and a washer portion 33 that is interposed in the shaft portion 32. A power button 34 that is a power switch, a shutter button 35 for photographing a subject, and a zoom button 36 that can perform a zoom operation are provided on the surface of the grip portion 31. In addition, an electric circuit (not shown) is provided inside the grip portion 31, and the electric circuit is electrically connected to the digital video camera 2 by a code (not shown) drawn out from the handle 6. Accordingly, the digital camera 2 can be operated using the operation buttons 33 to 35 of the grip portion 31.

  As an electrical connection between the electric circuit provided inside the grip portion 31 and the digital video camera 2, the digital video camera 2 and the frame 23 of the first camera platform 5 and the second camera platform 7 are connected. Connection terminals are provided at opposing portions, respectively, and a cord is passed through the handle 6, the first shaft member 21, the second shaft member 22, the support member 4, the leg body 3, etc. When the digital video camera 2 is attached to the frame body 23 and the second camera platform 7 by connecting each connection terminal of the camera platform 7 and the electric circuit provided inside the grip portion 31, the connection terminals that face each other are connected. It can also be said that they are in contact and electrically connected.

  The shaft portion 32 of the handle 6 is formed with a screw thread at the tip thereof, and this screw thread is fitted into a screw hole provided in the second shaft member 22. Thus, the posture of the first camera platform 5 is fixed by the handle 6 attached to the second shaft member 22 of the first camera platform 5. That is, when the handle 6 is rotated in one direction, the handle 6 moves forward, and the second shaft member 22 is deformed in a direction of narrowing the slit 22a. Thereby, the second shaft member 22 is fixed to the first shaft member 21 because the second shaft member 22 tightens the shaft portion 21 a of the first shaft member 21. At the same time, the shaft portion 21 a of the first shaft member 21 fastened to the second shaft member 22 fastens the fixed shaft 17 of the support member 4, and the first shaft member 21 is fixed to the fixed shaft 17 of the support member 4. Accordingly, the posture of the entire first camera platform 5 is fixed. When the handle 6 is rotated in the opposite direction, the handle 6 is retracted, the respective tightening is loosened and the fixation is released, and the first and second rotating shaft portions 21 and 22 are rotatable.

  As shown in FIG. 4 etc., the 2nd pan head 7 is being fixed to the 1st pipe 11a of the 1st leg 3a. The second camera platform 7 has substantially the same configuration as the frame body 23 of the first camera platform 5, and a fixture 25 attached to the bottom surface of the digital video camera 2 is detachable. . That is, the second pan head 7 includes a substantially rectangular flat plate 41, a U-shaped side piece 42 that rises vertically on three sides of the base plate 41, and a side piece 42. A stopper piece 43 facing one side and a fixing portion 44 provided on a surface opposite to the side piece 42 of the base plate 41 are provided.

  The fixing part 44 of the second camera platform 7 is formed so as to protrude in the center in the longitudinal direction of the base plate 41 and has a through hole 44a. By inserting the first pipe 11a of the first leg 3a into the through hole 44a and fixing it with fixing means such as a screw or an adhesive, the second pan head 7 is connected to the first leg 3a. The first pipe 11a is fixed.

  The side piece 42 of the second pan head 7 has two corners that are wider than the other parts, and has two locking projections 42a for locking both corners on the insertion side of the fixture 25, 42a is formed. The stopper piece 43 is rotatably supported by the base plate 41 and is urged by a spring force of a spring (not shown). And the latching convex part which does not appear in the figure provided in the bottom of stopper piece 43 is latched by the side of baseplate 41, and as shown in Drawing 4 etc., circular arc part 43a and side piece 42 and It is held at the position facing it.

  The two locking projections 42a, 42a of the side piece 42 and the arc part 43a of the stopper piece 43 are in contact with the side surface of the fixture 25 in a state where the fixture 25 is attached to the second pan head 7, respectively. The fixture 25 is locked. In order to fix the fixture 25 to the second pan head 7 as described above, the stopper piece 43 is rotated approximately 180 degrees and the state is held with a finger or the like. Thereby, since the circular arc part 43a of the stopper piece 43 is located on the opposite side to the side piece 42, the space between the side piece 42 and the stopper piece 43 is widened and the attachment 25 can be attached. When the finger or the like is released from the stopper piece 43 after mounting the mounting tool 25, the stopper piece 43 returns to its original state by the spring force of a spring (not shown), and as described above, the two locking protrusions of the side piece 42 The fixture 25 is locked by the arc portions 43a of the stopper pieces 43a and 42a.

  As described above, since the frame body 23 of the second camera platform 7 and the first camera platform 5 has substantially the same configuration, the fixture 25 attached to the digital video camera 2 is attached to the first camera platform. The same operation is performed when the frame 5 is fixed to the frame body 5. In addition, by attaching an attachment device for photographing, for example, a microphone radio, illumination, a reflector, etc. to the fixture 25, the attachment device for photographing is attached to and detached from the first pan head 5 and the second pan head 7. Can be fixed as possible.

  As shown in FIG. 3 and the like, the shoulder pad 8 is fixed to the first pipe 11b of the second leg 3b. The shoulder rest 8 includes a shoulder rest main body 51 fixed to the first pipe 11b, a shoulder rest cover 52 that is rotatably supported by the shoulder rest main body 51, and the like. The shoulder rest main body 51 of the shoulder rest 8 has a substantially rectangular flat plate shape, and has a bearing protrusion 53 that continuously protrudes on one side of the short side. The bearing portion 53 is provided with a through hole (not shown). Also, on one surface of the shoulder pad main body 51, a shoulder pad ridge 54 that protrudes so as to bulge and rise substantially in the center in the width direction, and a handle 55 that is continuous with the shoulder pad ridge 54 are formed. Yes.

  Further, a fixing portion 56 is provided on the other surface of the shoulder rest main body 51. As shown in FIG. 4, the fixing portion 56 is formed so as to protrude from a portion of the leg 3 b facing the first pipe 11 b and has a through hole 56 a. The fixing portion 56 is provided with a notch 56b having a predetermined length in order to reduce the weight of the shoulder rest portion 8 and the shake suppressing device 1 as a whole. By inserting the first pipe 11b of the second leg 3b into the through hole 56a of the fixing portion 56 and fixing it with fixing means such as a screw or an adhesive, the shoulder rest body of the shoulder rest portion 8 is used. 51 is attached to the first pipe 11b of the second leg 3b.

  The shoulder pad cover 52 of the shoulder pad 8 includes a flat rectangular cover body 58 having a substantially rectangular shape, a pair of shoulder pad protrusions 59, 59 continuous on one side of the cover body, and each shoulder pad protrusion 59. It has a pair of bearing parts 60 and 60 projected continuously. The shoulder protrusion body 53 is interposed between the pair of bearing portions 60, 60, and the hinge shaft 61 is passed through these holes so that the shoulder cover cover 52 rotates with respect to the shoulder pad body 51. Supported as possible. As a result, a parallel state (see FIG. 3) in which the shoulder pad cover 52 and the shoulder pad body 51 are parallel to each other and a bent state (see FIG. 4) that is rotated by about 90 degrees with respect to the shoulder pad body 51 are taken. Can do. In the bent state, a curved groove is formed by the pair of shoulder pad protrusions 59, 59 of the shoulder pad cover 52 and the shoulder pad protrusion 54 of the shoulder pad body 51, and the shoulder is brought into contact with the groove.

  According to the camera shake suppression device 1 having such a configuration, for example, shooting with camera shake suppressed is performed as follows. When the camera shake suppression device 1 is carried, as shown in FIG. 4, the first to third legs 3 a to 3 c are closed to form shoulder support members. In this case, the camera shake suppression device 1 can be easily carried by grasping the handle 55 provided on the shoulder pad 8. In order to shoot from this state in a stationary state, that is, to shoot as a tripod, first, the shoulder pad cover 52 of the shoulder pad 8 is rotated to be parallel to the shoulder pad body 51. Next, the first to third legs 3a to 3c are opened, and the expansion and contraction adjusting members 14a to 14c are rotated to adjust the second pipes 12a to 12c to the desired length according to the installation location. And fix.

  Next, the digital video camera 2 on which the fixture 25 is mounted in advance is mounted on the first camera platform 5 and locked by the stopper piece 23. Thereby, as shown in FIG. 3, the camera-shake suppression apparatus 1 will be in the state which can be used as a tripod. In this state, the digital video camera 2 mounted on the first camera platform 5 can be fixed to a desired posture by changing the posture to the first camera platform 5 with the handle 6 and fixing the posture. At the same time, the digital camera 2 can be operated by the power button 34, the shutter button 35 and the like provided on the handle 6. In addition, the second camera platform can be attached with an accessory device for photographing, for example, a microphone radio, illumination, reflector, etc., to which the mounting tool 25 can be attached, so that higher quality photographing can be performed. it can.

  Next, in order to use the camera shake suppression apparatus 1 as a tripod for taking a picture with movement, the shoulder piece is first rotated by rotating the stopper piece 23 by approximately 180 degrees. The lock on the mounted fixture 25 is released, and the digital video camera 2 is removed from the first pan head 5. Next, the expansion and contraction adjusting members 14a to 14c of the first to third legs 3a to 3c are rotated to release the fixation of the second pipes 12a to 12c, and stored in the first pipes 11a to 11c, respectively. To do.

  Next, the first to third legs 3a to 3c are closed, and the shoulder cover 52 of the shoulder pad 8 is rotated by approximately 90 degrees. At this time, since the shoulder pad cover 52 covers the stone bumps 13a to 13c of the first to third legs 3a to 3c, there is no fear of hitting these stone bumps 13a to 13c to surrounding people and objects, and hand shake Breakage of the suppression device 1 itself can be prevented.

  Subsequently, the digital video camera 2 mounted with the mounting tool 25 is mounted on the second camera platform 7 and locked by the stopper piece 43. Thereby, as shown in FIG. 5, the camera shake suppression device 1 is in a state where it can be used as a shoulder rest member over the shoulder. At this time, the pair of shoulder rest protrusions 59 and 59 of the shoulder rest 8 and the shoulder rest protrusion 54 form a groove that is curved in accordance with the shape of the shoulder. Can be prevented from slipping off the shoulder.

  Further, in the state where the camera shake suppression device 1 is used as a shoulder support member, the handle 6 is positioned in front of the chest and can be adjusted to a desired angle. Therefore, the camera shake suppression device is held by grasping the grip portion 31 of the handle 6. 1 can be held firmly, and the digital video camera 2 can be operated by the power button 34, the shutter button 35 and the like provided on the grip portion 31 of the handle 6.

  In the embodiment described above, the shoulder pad 8 is provided on one of the three legs 3 (the first pipe 11b of the second leg 3b). A shaft body extending in a direction substantially parallel to the axial direction of the leg body 3 may be provided on the base 16, and a shoulder pad portion may be provided on the shaft body. This shoulder rest is formed in a shape that does not hinder the opening and closing of the first to third legs 3a to 3c. As such a shoulder rest, for example, the cross-sectional shape in a direction perpendicular to the center line of the shaft body is substantially triangular, and one corner portion is joined to the shaft body, and the cross-sectional shape is also substantially the same. Examples include a T-shaped one.

  Further, the form of the tripod is not limited to the above-described three legs, the supporting member, and the pan head, but is provided with a lifting shaft and a pan head attached to the upper end thereof. Of course, it can be applied to a tripod or the like.

  As described above, according to the present invention, since it has the above-described configuration, it is possible to take two forms, a state where it is used as a tripod and a state where it is used as a shoulder rest member, with one camera shake suppression device. . Accordingly, it is possible to suppress camera shake corresponding to two shootings of shooting in a stationary state (shooting using a tripod) and shooting accompanied by movement (shooting using a shoulder support member). In addition, since an operation unit capable of operating the imaging device is provided on the handle of the camera shake suppression device, there is no need to directly touch the imaging device, and extra noise such as operation sounds and squeak noises due to button operations of the imaging device are picked up. There is no fear.

  The present invention is not limited to the embodiment described above and shown in the drawings, and various modifications can be made without departing from the scope of the invention. For example, in the above-described embodiment, an example in which a digital video camera is applied as the imaging device has been described. However, other analog video cameras as well as video tape recorders with a camera, a still camera, a digital still camera, and other imaging devices. Is applicable.

It is a front view which shows one Example of the camera-shake suppression apparatus of this invention. It is a side view of the camera-shake suppression apparatus shown in FIG. It is a perspective view of the state which used the camera-shake suppression apparatus shown in FIG. 1 as a tripod. It is a perspective view of the state which used the camera shake suppression apparatus shown in FIG. 1 as a shoulder rest member. It is a perspective view of the state which used the camera shake suppression apparatus shown in FIG. 1 as a shoulder rest member.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Camera shake suppression apparatus, 2 ... Digital video camera (imaging device), 3a ... 1st leg, 3b ... 2nd leg, 3c ... 3rd leg, 4 ... Support member, 5 ... 1st Pan head, 6 ... handle, 7 ... 2nd pan head, 8 ... Shoulder pad, 11a, 11b, 11c ... 1st pipe, 41 ... Base plate, 42 ... Side piece, 43 ... Stopper piece, 44 ... Fixed 51, shoulder rest body, 52 ... shoulder rest cover, 54 ... shoulder rest ridge, 55 ... handle, 59 shoulder rest projection

Claims (7)

Three extendable legs,
A support member that supports the three legs so as to be freely opened and closed;
A first head that is attached to the support member so that the posture can be changed, and the imaging device is detachably mounted;
A handle capable of fixing the posture of the first head,
One of the three legs is provided with a second camera platform on which the imaging device is detachably mounted, and a shoulder pad is provided on the leg or one of the remaining two legs. An apparatus for suppressing camera shake characterized by being provided.   The shaft member extending in a direction substantially parallel to the axial direction of the three leg bodies is provided on the support member, and the second pan head is attached to the shaft body. Hand shake suppression device.   The camera shake suppression device according to claim 1, wherein an operation unit for operating the imaging device mounted on the second camera platform is provided on the handle.   The hand movement suppressing device according to claim 3, wherein the handle is formed so as to protrude to the front side of the chest when a shoulder pad is put on the shoulder with the three legs closed. .   The shoulder support cover according to claim 1, further comprising a shoulder cover that suppresses a displacement with respect to the shoulder when the shoulder cover is separated from the shoulder and covers a distal end side of the three legs. Camera shake suppression device.   The camera shake suppression device according to claim 1, wherein a handle is provided on the shoulder pad. The camera shake suppression device according to claim 1, wherein an attachment device for photographing can be attached to and detached from the second camera platform in addition to the imaging device.

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