专利摘要:
Optical recording disc having a rigid, dimensionally-stable support (18 or 18a) which keeps a plastic film (10) taut and flat so that an optically-recordable coating on the plastic film resists the dimensional changes and warping which it otherwise might experience if unsupported.
公开号:SU1326204A3
申请号:SU823401705
申请日:1982-03-04
公开日:1987-07-23
发明作者:Ратгер Герфаст Стэн
申请人:Миннесота Майнинг Энд Мэнуфоктуринг Компани (Фирма);
IPC主号:
专利说明:

one
132
The invention relates to the field of information storage, and HMepnio to optical opHi HHajia disk media.
The purpose of the invention is mind: ki; 11pie deviations of the surface of the energy: 1: 1,;
The drawing shows a pre-agasmic disk carrier of an original of a sponge recording, a slit.
The disk carrier contains an aluminum disk base 1 S v; 11OL1geniu along its periphery with a hollow protrusion 2, and the energy-absorbing layer 3, 1 Trp this annular protrusion 2 is located on the end of the disk base 1, and the eiger-absorbing layer 3 is made with particles not more than 0.05 microns, for example, with particles of 0.03 microns. and has a light scatter of less than .5% 5 for example 2%.
The disk carrier of the original optical recording also contains an arched: soft plastic film 4, reinforced with tension on the end face of the collar 2 of disk i and made of biaxially oriented polyethylene terephthalate. With this; - :; The disc carrier of the original optical recording is made with a constant gap of Ojl, 0.13 or O-2 mm, located me; cd, with surfaces of the disk base 1. facing one another and a thin durable rigid plastic film 4.
The disc carrier of the original optical recording also contains a sable: a layer 5j located between the ends of the annular protrusion 2 of the disk base 1 and the thin durable rigid plastic strip 45 is the ground layer 6 and reflecting the metal layer 7. The round layer 6 is located between the thin durable rigid plastic film 4 and the energy-absorbing layer 3. The reflective metal layer 7 is reinforced between the energy-absorbing layer 3 and the ground layer 6.
The disc base 1 of the disc carrier of the original optical recording can be made with a cylindrical protrusion (not shown), concentrically located in its central part and conjugated with a thin durable rigid plastic film 4. The cylindrical protrusion of the disc base 1 reduces the effect of surface unevenness the end of the hoop is in the bgo projection 2 on the surface shape
4, 2
fine tough plastic u. gelk; 4 in (e central part.
The recording of the original disk media of the original optical (; zy zai zi proprod: sus {first laser beam, which creates discontinuities to: 1): global (10m (layer 3) provides a relief; .Q rQ d ;; horschshvgo physical rep pr (1 TU 1Irovaki,
about
0
0
rete n i
权利要求:
Claims (1)
[1]
I. Diskov: the carrier of the original optical image containing the disk base and the layer made with particles no more than 1 and 1: neyu1tsii light scattering less than 5% and with TeMj that with r; d yMeiibineiiKn deviation over - to (energy-energy, its layer from the back of the form, a thin durable rigid plastic material is inserted into the disk carrier of the original optical recording, on the one hand of which the energy-absorbing layer is reinforced and the disk has a base. along its periphery 1;; and Ring nbiCTynobis iLbiM located at the end of the disk base, and thin durable rigid 1 plastic) t: gs 1ka y1 rspleya with tension on the end., cer, th lug of the disk base,
 ., The carrier of the original is 1-1a according to p, 1, o t-l and h and u and u with the fact that it is provided with an adhesive layer j located inter-; t, at the end of the annular protrusion of the disk r; criO) 4bi and thin strong rigid Gsha with .soby film.
, Original carrier according to claim 1; About t - l II h and 10 u and with the fact that it is made with a constant gap of 0.1-0.2 mm, located 1 between the surfaces of the disk base facing one another and thin rigid rigid plastic. new film.
4. The original carrier according to claim 1, with the fact that it is equipped with a soil layer, located between a thin, durable, hard plastic material (gshenka and an energy absorbing layer.
5. The original carrier according to claim 1, which means that the disk base is made with a cylindrical protrusion, concentrically located in eii of the prices of the 1 st part, and mated
with t, -.) with a sturdy, tough plastic film.
 31326/04
6. The original carrier according to claim 1} is for g and ch and y and with the fact that that is strong plastic plastic film
completed; 1I biaxially oriented ni; : i: i ethylene te pcft: 1a ha.
I
; "H, Editor M.Blanar
Compiled by Yu.-K.V. Rozenkrantz Tehred V.Kadar
Order 3131/59 Circulation 589Subscription
VNIIPI USSR State Committee
for inventions and discoveries 113035, Moscow, Zh-35, Raushsk nab., 4/5
Production and printing company, Uzhgorod, Projecto st., 4
Proofreader M. Pojo
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同族专利:
公开号 | 公开日
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法律状态:
优先权:
申请号 | 申请日 | 专利标题
US06/241,000|US4365257A|1981-03-05|1981-03-05|Stretched-film optical recording disc|LV930847A| LV5560A3|1981-03-05|1993-06-30|The disc as the original sound recording of the optical recording|
LTRP1098A| LT2313B|1981-03-05|1993-09-23|ORIGINAL OPTICAL UTILITY DISC TIME|
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