KR100639957B1 - 재귀성 반사시트 제조방법 - Google Patents
재귀성 반사시트 제조방법 Download PDFInfo
- Publication number
- KR100639957B1 KR100639957B1 KR1020050038443A KR20050038443A KR100639957B1 KR 100639957 B1 KR100639957 B1 KR 100639957B1 KR 1020050038443 A KR1020050038443 A KR 1020050038443A KR 20050038443 A KR20050038443 A KR 20050038443A KR 100639957 B1 KR100639957 B1 KR 100639957B1
- Authority
- KR
- South Korea
- Prior art keywords
- retroreflective sheet
- reflective sheet
- recursive reflective
- original material
- fabric
- Prior art date
Links
Images
Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/12—Reflex reflectors
- G02B5/122—Reflex reflectors cube corner, trihedral or triple reflector type
- G02B5/124—Reflex reflectors cube corner, trihedral or triple reflector type plural reflecting elements forming part of a unitary plate or sheet
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/52—Heating or cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/44—Compression means for making articles of indefinite length
- B29C43/46—Rollers
- B29C2043/461—Rollers the rollers having specific surface features
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Elements Other Than Lenses (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Abstract
Description
Claims (2)
- PVC 재질로 이루어진 재귀성 반사시트 원단을 공급롤에 감아준 상태에서 상기 공급롤로부터 상기 재귀성 반사시트 원단을 자동으로 공급하는 단계;표면에 미세한 삼각뿔 형상의 돌기가 무수히 많이 연속적으로 배열된 롤러금형과 초음파 발진기의 공구혼 사이로 상기 재귀성 반사시트 원단을 통과시켜 상기 재귀성 반사시트 원단의 일면에 미세한 삼각뿔 형상의 돌기가 무수히 많이 연속적으로 배열되도록 성형하는 단계;상기 재귀성 반사시트의 원단을 성형함과 동시에 송풍팬을 통해 상온으로 냉각하는 단계; 및상기 재귀성 반사시트를 권취롤을 통해 자동으로 감아주는 단계를 포함하여서 된 것을 특징으로 하는 재귀성 반사시트 제조방법.
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050038443A KR100639957B1 (ko) | 2005-05-09 | 2005-05-09 | 재귀성 반사시트 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050038443A KR100639957B1 (ko) | 2005-05-09 | 2005-05-09 | 재귀성 반사시트 제조방법 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR100639957B1 true KR100639957B1 (ko) | 2006-10-31 |
Family
ID=37621202
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050038443A KR100639957B1 (ko) | 2005-05-09 | 2005-05-09 | 재귀성 반사시트 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100639957B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20140077816A (ko) * | 2012-12-14 | 2014-06-24 | 엘지디스플레이 주식회사 | 표시 장치 및 반사 시트의 제조 방법 |
-
2005
- 2005-05-09 KR KR1020050038443A patent/KR100639957B1/ko active IP Right Grant
Non-Patent Citations (2)
Title |
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1019920010315 |
16205931 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20140077816A (ko) * | 2012-12-14 | 2014-06-24 | 엘지디스플레이 주식회사 | 표시 장치 및 반사 시트의 제조 방법 |
KR102102904B1 (ko) | 2012-12-14 | 2020-05-29 | 엘지디스플레이 주식회사 | 표시 장치 및 반사 시트의 제조 방법 |
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