KR102323544B1 - 알루미늄 재질의 크레인 지지용 발판 - Google Patents
알루미늄 재질의 크레인 지지용 발판 Download PDFInfo
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- KR102323544B1 KR102323544B1 KR1020190165932A KR20190165932A KR102323544B1 KR 102323544 B1 KR102323544 B1 KR 102323544B1 KR 1020190165932 A KR1020190165932 A KR 1020190165932A KR 20190165932 A KR20190165932 A KR 20190165932A KR 102323544 B1 KR102323544 B1 KR 102323544B1
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- BOZRCGLDOHDZBP-UHFFFAOYSA-N 2-ethylhexanoic acid;tin Chemical compound [Sn].CCCCC(CC)C(O)=O BOZRCGLDOHDZBP-UHFFFAOYSA-N 0.000 description 2
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- XFZRQAZGUOTJCS-UHFFFAOYSA-N phosphoric acid;1,3,5-triazine-2,4,6-triamine Chemical compound OP(O)(O)=O.NC1=NC(N)=NC(N)=N1 XFZRQAZGUOTJCS-UHFFFAOYSA-N 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
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- KSBAEPSJVUENNK-UHFFFAOYSA-L tin(ii) 2-ethylhexanoate Chemical compound [Sn+2].CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O KSBAEPSJVUENNK-UHFFFAOYSA-L 0.000 description 2
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- 241000282472 Canis lupus familiaris Species 0.000 description 1
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- 230000009471 action Effects 0.000 description 1
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- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
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- 238000004381 surface treatment Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/4236—Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups
- C08G18/4238—Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups derived from dicarboxylic acids and dialcohols
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
- C08G63/82—Preparation processes characterised by the catalyst used
- C08G63/85—Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/346—Clay
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/098—Metal salts of carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/52—Phosphorus bound to oxygen only
- C08K5/521—Esters of phosphoric acids, e.g. of H3PO4
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Dispersion Chemistry (AREA)
- Vehicle Step Arrangements And Article Storage (AREA)
Abstract
본 발명에 따른 알루미늄 재질의 크레인 지지용 발판에 의하면, 제작 및 운반의 편의성을 보장하면서 작업자가 상해를 입지 않고 편리하게 발판을 운반할 수 있다는 효과를 제공한다.
Description
도 2는 본 발명의 메인 홈 주변에 서브 홈이 추가로 형성된 상태를 도시한 사시도.
도 3은 본 발명의 본체에 그립 홈이 추가로 형성된 상태를 도시한 사시도.
도 4는 본 발명의 그립 홈의 변형 실시예를 도시한 단면도.
도 5는 본 발명의 그립 홈의 표면에 미끄럼 방지부가 형성된 상태를 도시한 단면도.
도 6은 본 발명의 미끄럼 방지부에 포함되는 보조제를 제조하는 방법을 나타낸 순서도.
30: 서브 홈 40: 그립 홈
41: 제 1 함입부 42: 제 2 함입부
50: 미끄럼 방지부
Claims (10)
- 알루미늄 재질의 크레인 지지용 발판으로서,
판상으로서, 알루미늄으로 이루어진 본체;
상기 본체의 상면 일 측에서 하면 일 측으로 관통된 메인 홈;을 포함하되,
상기 본체는,
작업자의 손이 들어갈 수 있는 공간을 제공하기 위해 상기 메인 홈에 형성된 부위에서 가장 가까운 측면의 하부에서 저면 측으로 일정 높이 함입된 그립 홈을 포함하되,
상기 그립 홈은,
상기 본체의 측면 하부 및 저면의 경계 부위인 도입 측에서 제 1 곡률반경으로 상기 저면 측으로 볼록하게 라운딩지도록 함입된 제 1 함입부와, 상기 제 1 함입부에서 상기 제 1 곡률반경보다 작은 제 2 곡률반경으로 상기 메인 홈의 하부 측으로 라운딩지도록 함입된 제 2 함입부로 이루어진 것을 특징으로 하는, 크레인 지지용 발판. - 제 1항에 있어서,
상기 메인 홈은,
일정 간격을 두고 복수 개로 형성된 것을 특징으로 하는, 크레인 지지용 발판. - 제 1항에 있어서,
상기 본체는,
상기 메인 홈의 일 측에서 상기 메인 홈의 체적보다 작은 체적으로 상기 본체의 상면에서 하면으로 관통된 것으로, 고리가 장착되는 서브 홈을 포함하는 것을 특징으로 하는, 크레인 지지용 발판. - 제 3항에 있어서,
상기 서브 홈은,
상기 메인 홈의 양 측 각각에 형성된 것을 특징으로 하는, 크레인 지지용 발판. - 삭제
- 제 1항에 있어서,
상기 그립 홈의 표면에는,
미끄럼을 방지하기 위해 거칠기를 부여한 미끄럼 방지부가 형성된 것을 특징으로 하는, 크레인 지지용 발판. - 삭제
- 삭제
- 삭제
- 삭제
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KR102323544B1 true KR102323544B1 (ko) | 2021-11-05 |
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Citations (1)
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JP2012012173A (ja) * | 2010-07-01 | 2012-01-19 | Tadano Ltd | アウトリガジャッキの敷板 |
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JP3045544U (ja) * | 1997-07-23 | 1998-02-03 | 株式会社関電工 | アウトリガー脚部支持用ジャッキベース |
JP3133170U (ja) * | 2007-03-30 | 2007-07-05 | 雄一 平井 | クランプ用パッド |
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JP2012012173A (ja) * | 2010-07-01 | 2012-01-19 | Tadano Ltd | アウトリガジャッキの敷板 |
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