Light changing type pointer

A technology of pointers and heads, which is applied in the field of pointers, can solve the problems of not being able to see the pointers clearly, not being able to guide and prompt well, and not being able to see the pointers clearly, so as to improve the educational effect and enhance the clarity of instructions Effect

Inactive Publication Date: 2012-09-19
施栋钰
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The pointer used in teaching is to guide the students to follow the content on the blackboard, let the students get together, and remind the key points of the content through the pointer. Under the background of the blackboard, the display to the students sitting in the back half of the classroom is relatively blurred, and it cannot play a good role in guiding and prompting
[0003] At present, when the teacher is in class and the lecturer in the exhibition hall is giving instructions to the audience, the pointer used is generally a wooden stick, a bamboo stick or a hollow metal tube. The disadvantage is that it cannot make the students concentrate, and some students with poor eyesight cannot see clearly The pointer, let alone the place indicated by the pointer, caused troubles for the students

Method used

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Examples

Experimental program
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Embodiment Construction

[0020] like figure 2 As shown, the front end of the light-emitting part 2 is connected with the pointer head 1, and the rear end of the light-emitting part 2 is connected with the handle part 5 through the rod part 3. The handle part 5 is provided with a battery compartment, and a combination switch 4 is provided on its outer end surface, respectively. A plurality of light bulbs 22 is controlled.

[0021] like image 3 As shown, light bulbs 22 including red, yellow, blue, green, black and white are installed on the rear end surface of the housing 21 in the light-emitting part 2, and the rear end surface center of the housing 21 is provided with a main reflector 24, and the housing 21 The side of the housing 21 is provided with a side reflector 23, and the front end of the housing 21 is provided with a condenser; the side reflector 23 includes a split type or an integral type.

[0022] like Figure 4 As shown, the end surface of the head of the pointer head 1 is provided wi...

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PUM

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Abstract

The invention provides a light changing type pointer. The light changing type pointer has multiple effects of local illuminating, education pointing and the like due to the facts that a teacher or a commentator can select illuminating indicating colors of the pointer according to conditions of a classroom or a stadium when the teacher teaches or the commentator of an exhibition hall performs indication for explaining to audiences, can freely change the illuminating indicating colors of the pointer according to the changes of teaching contents, and can open a plurality of bulbs in the pointer according to conditions of light in the classroom. The light changing type pointer comprises a pointer head, an illuminating part and a handle part. The light changing type pointer is characterized in that the front end of the illuminating part is connected with the pointer head, and the rear end of the illuminating part is connected with the handle part through a rod piece.

Description

technical field [0001] The invention relates to a pointer. Background technique [0002] The pointer used in teaching is to guide the students to follow the content on the blackboard, let the students get together, and remind the key points of the content through the pointer. Under the background of the blackboard, the display to the students sitting in the back half of the classroom is relatively vague, and it cannot play a good role in guiding and prompting. [0003] At present, when the teacher is in class and the lecturer in the exhibition hall is giving instructions to the audience, the pointer used is generally a wooden stick, a bamboo stick or a hollow metal tube. The disadvantage is that it cannot make the students concentrate, and some students with poor eyesight cannot see clearly. The pointer, let alone the place indicated by the pointer, caused troubles for the students. Contents of the invention [0004] In order to overcome the influence of the light in the...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G09B17/02
Inventor 张光裕
Owner 施栋钰
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