JP2005077995A - Photographing auxiliary device for video camera or the like - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a photographing auxiliary device specially designed for a video camera or the like, which is devised such that the device can be installed even in a narrow space, without disturbing the people around the user and moreover, can photograph a subject directly below the video camera. <P>SOLUTION: The photographing auxiliary device is designed so as to be attached to a hand rail. The photographing auxiliary device has two rotary shafts. By rotating one of them on an arbitrary radius, the video camera projects from the hand rail, which makes it possible to take photo-video of a subject which is directly below the video camera. This solves the problem in which the photographing auxiliary device mainly having three legs, is difficult to use in a narrow place, such as an area of the second floor of a gymnasium, as it may disturb people around the user, and video of a subject directly below the video camera cannot be taken from such a place. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

The present invention relates to a photographing assistance device used for video photographing.

As shown in FIG. 5, a conventional photographing auxiliary device used for video photography is mainly a tripod.

However, according to the above technique, a space where a tripod is extended is required, and the use of a tripod in a narrow space such as the second floor of a gymnasium is annoying to others.
Further, even if the tripod is fixed to the edge of the handrail, the video camera body is located at the center of the tripod body, that is, about 20 cm or more inside the handrail, and it is impossible to take a picture directly under the gymnasium.

In ground photography, such as on land, a tripod can be used for stable photography, but for photography with large left and right movements, the photographer must change the body's orientation around the tripod spindle according to the movement of the subject. I had to.

The present invention provides a photographing auxiliary device such as a dedicated video camera that can be installed in a narrow space without causing trouble to the surroundings and capable of photographing directly below by devising a photographing auxiliary device such as a video camera. This is the issue.
It is another object of the present invention to provide a shooting assistance device such as a video camera that enables shooting on the ground more smoothly by installing a shooting assistance device such as a video camera on a tripod.

Also, there are various types of tripods, and considering that one type of video camera and other shooting assistance devices can not handle it, from the beginning by incorporating a shooting auxiliary device such as a genuine video camera on the tripod, It is an object to provide compactness and simplicity.

In order to solve the above-mentioned problems, the first invention is that the dedicated frame is fixed to the handrail, two rotation shafts are provided, and one of the rotation shafts is a rotation shaft that rotates 360 degrees around an arbitrary radius. It is a photographing auxiliary device such as a video camera.

The second invention is a photographing auxiliary device such as a video camera which is also attached to a tripod. The third invention is a photographing auxiliary device such as a video camera, which is considered to be a set of tripods from the beginning, and a part of the photographing auxiliary device such as a video camera can be stored in the tripod body.

  According to the first invention, by installing the video camera on the handrail via the video camera or other imaging assisting device, it can be installed in a narrow part and does not inconvenience people around it, and two rotation axes are provided Rotate 360 degrees around the frame with one axis of rotation as an arbitrary radius to easily respond to the fast movement of the subject, and the video camera jumps out of the handrail to shoot directly below It was also possible.

According to the second invention, by installing a video camera or other shooting assistance device on the tripod, the photographer can easily view the liquid crystal screen without moving the body even in shooting with a wide range to the left and right such as athletic meet. became.
According to the third invention, it is possible to store the camera compactly when not in use by incorporating a photographing auxiliary device such as a video camera as a tripod set.

One embodiment of the present invention is shown in FIG. Each part is shown in FIG.
According to FIG. 2, the vise portion 23 is composed of 1 to 5 of photographing auxiliary devices such as video cameras, 3 is a metal shaft, handrail gripping upper part 1 and handrail gripping lower part 2 are made of plastic. The curved tooth mold 28 is preferably made of rubber with a moderately recessed central portion in consideration of fixing properties and a round handrail.
The L-shaped bolt 4 is a bolt for fixing the handrail gripping upper part 1 to the metal shaft 3, and the hand-tightening nut 5 is protected with plastic so that the metal nut can be easily tightened by hand. The end of the shaft 3 is a screw 29.

As a method for fixing the vise portion 23, the vise portion 23 is fixed to the handrail 20 by first fixing the handrail gripping upper portion 1 with the L-shaped bolt 4 and then tightening the handrail gripping lower portion 2 with the hand tightening nut 5. The
When the vise part 23 is removed from the handrail 20, the reverse process is performed. However, when the L-shaped bolt 4 is loosened first by mistake, the metal shaft 3 is not held by the opposite hand. The handrail gripping lower part 2 and the hand-tightening nut 5 may fall to the feet, which is dangerous.

Therefore, the flange 6 is formed at a slight angle with respect to the handrail gripping upper portion 1 in the handrail gripping upper portion 1, so that the metal shaft 3 is caught by the collar 6, and the metal shaft 3 is stopped from falling. . For this reason, the collar 6 is an elastic metal plate in consideration of elasticity and strength.
The actual method of removing the vise portion by attaching the flange 6 is to loosen the hand-tightening nut 5 and pull the metal shaft 3 downwards 2 and 5 while pressing the flange 6.

The arm portion shaft 3 insertion side 7, the arm portion center 8, and the arm portion support column 10 insertion side 9 of the video assisting device such as a video camera become an arm portion 24 as shown in FIG. The shaft 3 is inserted into the arm portion 7, and the video camera frame mounting column 10 having the video body fixing portion attached to the arm portion 9 is inserted.
The video camera installation operation unit 15 enclosed in a circle can be substituted as an integral unit if the video camera mounting adapter 11 can be removed from the existing tripod 26 from the tripod-attached video camera frame mounting unit 16 as shown in FIG. In this case, in order to attach the video camera frame mounting adapter 11 to the video camera frame mounting column 10, it is necessary to cut the same screw as the tripod-attached video camera frame mounting portion 16.
The completed type is the auxiliary device 25 such as the video camera of FIG.

An embodiment in the second invention is shown in FIG. According to FIG. 3, by covering the arm portion shaft 3 insertion side 7 of the arm portion 24 except the vise portion 23 on the video camera mount mounting portion 16 attached to the tripod after removing the tip from the video camera mount mounting adapter 11, Complete.

An embodiment in the third invention is shown in FIG. According to FIG. 4, the adapter 10 integrated with the adapter 11 is accommodated inside the gantry attaching portion 16, and the metal shaft 3 is accommodated in the inner cavity from the lower side of the gantry attaching portion 16. Thereby, the operation of removing the adapter 11 from 16 and replacing it with the support column 10 is not required, and the video camera frame integration 17 is taken out from the tripod, and it is easy to convert it to a photographing auxiliary device such as a video camera. Further, only the parts 18 that cannot be stored on the remaining tripods are provided, and the size reduction can be achieved.

"Effect of the embodiment"
According to the embodiment of FIG. 1, the video camera can rotate and move twice as much as the length of the arm portion as a radius by the rotating shaft 22 in which the arm rotates 360 degrees about the metal shaft 3. Further, the camera body rotates by a rotation shaft 22 that rotates 360 degrees around the column 10 of the normal video camera installation section. As a result, it is always possible to easily cope with the movement of the subject from side to side.
Further, the camera body jumps out from the handrail 20 by the amount of the arm. Further, by taking the operation lever 13 loose and adjusting the vertical angle, it is possible to take a picture directly below.

"Other embodiments"
In the embodiment of FIG. 2, the video camera installation operation unit 15 may be the one that is originally attached to a tripod. However, depending on the type of tripod, there are various shapes of the video camera frame mounting adapter 11 and the shape of the video camera frame mounting column 10. In other embodiments, a shooting assistance device such as a video camera may be attached to the tripod from the beginning. In that case, from 10 to 14, the video camera frame can be integrated 17 and the assembly becomes easy.

It is a perspective view showing one embodiment of this invention. It is a perspective view which shows each part and assembly of this invention. It is a perspective view which shows embodiment which attached this invention to the tripod. This invention is the perspective view which considered the accommodation as a set with a tripod from the beginning. It is a perspective view which shows a prior art.

Explanation of symbols

1 Handrail gripping upper part 2 Handrail gripping lower part 3 Metal shaft 4 L-shaped bolt 5 Hand tightening nut 6 Collar
7 Arm shaft 3 insertion side
8 Arm center
9 Arm support column 10 insertion side
10 Video camera mounting bracket
11 Video camera mount adapter
12 Video camera attachment
13 Operation lever
14 Adapter 11 mounting bolt
15 Video camera installation operation section
16 Tripod attached video camera mount 17 Integrated video camera mount
18 Parts that cannot be stored on a tripod
20 Handrail
21 Axis of rotation A
22 Rotating axis B
230,000 parts
24 Arm part
25 Video assisting devices such as video cameras
27 Video camera
28 Curved tooth type
29 Metal shaft end screw

Claims (3)

The video camera mount can be attached to the handrail, and two rotation axes are provided, and one of them is a rotation axis that rotates around a radius of any length. A video assisting device, such as a video camera, that makes video recording easy even in difficult areas. 2. The photographing auxiliary device for a video camera or the like according to claim 1, wherein the frame is attached to an upper part of a tripod, and can easily cope with photographing with a wide photographing range such as an athletic meet. The photographing trapping device such as a video camera according to claim 1, wherein the frame can be attached to a tripod from the beginning.

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